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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 11457-2006 |
InformatIOn technology Software engineering terminology 信息技术 软件工程术语 |
China National Standards IO |
 English PDF |
| GB/T 11453-1989 |
Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditIOns 模拟实际工作条件下的助听器性能测量方法 |
China National Standards IO |
English PDF |
| GB/T 11450.6-1989 |
Hollow metallic waveguides--Part 7:Relevant specificatIOns for square waveguides 空心金属波导 第七部分:方形波导有关规范 |
China National Standards IO |
English PDF |
| GB/T 11450.5-1989 |
Hollow metallic waveguides--Part 6:Relevant specificatIOns for medium flat rectangular waveguides 空心金属波导 第六部分:中等扁矩形波导有关规范 |
China National Standards IO |
English PDF |
| GB/T 11450.4-1989 |
Hollow metallic waveguides--Part 4:Relevant specificatIOns for circular waveguides 空心金属波导 第四部分:圆形波导有关规范 |
China National Standards IO |
English PDF |
| GB/T 11450.3-1989 |
Hollow metallic waveguides--Part 3:Relevant specificatIOns for flate rectangular waveguides 空心金属波导 第三部分:扁矩形波导有关规范 |
China National Standards IO |
English PDF |
| GB/T 11450.2-1989 |
Hollow metallic waveguides--Part 2:Relevant specificatIOns for ordinary rectangular waveguides 空心金属波导 第二部分:普通矩形波导有关规范 |
China National Standards IO |
English PDF |
| GB/T 11449.6-1989 |
Flanges for waveguides--Part 7:Relevant specificatIOn for flanges for square waveguides 波导法兰盘 第七部分:方形波导法兰盘规范 |
China National Standards IO |
English PDF |
| GB/T 11449.5-1989 |
Flanges for waveguides--Part 6:Relevant specificatIOn for flanges for medium flat rectangular waveguides 波导法兰盘 第六部分:中等扁矩形波导法兰盘规范 |
China National Standards IO |
English PDF |
| GB/T 11449.4-1989 |
Flanges for waveguides--Part 4:Relevant specificatIOn for flanges for circular waveguides 波导法兰盘 第四部分:圆形波导法兰盘规范 |
China National Standards IO |
English PDF |
| GB/T 11449.3-1989 |
Flanges for waveguides--Part3:Relevant specificatIOn for flanges for flat rectangular waveguides 波导法兰盘 第三部分:扁矩形波导法兰盘规范 |
China National Standards IO |
English PDF |
| GB/T 11449.2-1989 |
Flanges for waveguides--Part 2:Relevant specificatIOn for flanges for ordinary rectangular waveguides 波导法兰盘 第二部分:普通矩形波导法兰盘规范 |
China National Standards IO |
English PDF |
| GB/T 11446.7-2013 |
Test method for trace anIOn in electronic grade water by ion chromatography 电子级水中痕量阴离子的离子色谱测试方法 |
China National Standards IO |
English PDF |
| GB/T 11446.6-2013 |
Test method for SIO2 in electronic grade water by spectrophotometer 电子级水中二氧化硅的分光光度测试方法 |
China National Standards IO |
English PDF |
| GB/T 11446.5-2013 |
Test method for measuring trace metals in electronic grade water by atomic absorptIOn spectrophotometry 电子级水中痕量金属的原子吸收分光光度测试方法 |
China National Standards IO |
English PDF |
| GB/T 11444.4-1996 |
Transmitter，receiver and ground communicatIOn equipment used in domestic satellite communication earth stations--Technical requirements--Part 4:Intermediate data rate (IDR) transmission equipment 国内卫星通信地球站发射、接收和地面通信设备技术要求 第四部分 中速数据传输设备 |
China National Standards IO |
English PDF |
| GB/T 11444.3-1989 |
Transmitter， receiver and ground communicatIOn equipment used in domestic satellite communication earth stations--Technical requirements--Part 3:Equipment for television/frequency modulation 国内卫星通信地球站发射、接收和地面通信设备技术要求 第三部分:电视/ 调频设备 |
China National Standards IO |
English PDF |
| GB/T 11443.5-1994 |
Domestic satellite communicatIOn earth stations--General technical requirements--Part 5:Intermediate data rate(IDR) digital carriers 国内卫星通信地球站总技术要求 第五部分:中速数据数字载波通道 |
China National Standards IO |
English PDF |
| GB/T 11443.4-1989 |
Domestic satellite communicatIOn earth stations--General technical requirements--Part 4:Television/ frequency modulation carrier channel 国内卫星通信地球站总技术要求 第四部分:电视 /调频载波通道 |
China National Standards IO |
English PDF |
| GB/T 11443.1-1989 |
Domestic satellite communicatIOn earth stations--General technical requirements--Part 1:Common performance 国内卫星通信地球站总技术要求 第一部分:通用要求 |
China National Standards IO |
English PDF |
| GB/T 11442-1995 |
General specificatIOn for satellite television earth receive-only station 卫星电视地球接收站通用技术条件 |
China National Standards IO |
English PDF |
| GB/T 1144-2001 |
Straight-sided spline--DimensIOns，tolerances and verification 矩形花键尺寸、公差和检验 |
China National Standards IO |
English PDF |
| GB/T 11441.2-2011 |
LaminatIOns for transformers and inductors for use in telecommunication and electronic equipment - Part 2: Specification for the minimum permeabilities of laminations made of soft magnetic metallic materials 通信和电子设备用变压器和电感器铁心片 第2部分：软磁金属叠片最低磁导率规范 |
China National Standards IO |
English PDF |
| GB/T 11441.1-2012 |
LaminatIOns for transformers and inductors for use in telecommunication and electronic equipment - Part 1：Mechanical and electrical characteristics 通信和电子设备用变压器和电感器铁心片 第1部分：机械和电性能 |
China National Standards IO |
English PDF |
| GB/T 11419-2008 |
Vitreous and porcelain enamels - Enamelled cooking utensils - DeterminatIOn of resistance to thermal shock 搪瓷炊具 耐温急变性测定方法 |
China National Standards IO |
English PDF |
| GB/T 11418-1989 |
DeterminatIOn of resistance to heat of vitreous andporcelain enamels 搪瓷耐热性测试方法 |
China National Standards IO |
English PDF |
| GB/T 11417.9-2012 |
Ophthalmic optics - Contact lenses - Part 9: Ageing by exposure to UV and visible radiatIOn (in vitro method) 眼科光学 接触镜 第9部分：紫外和可见光辐射老化试验（体外法） |
China National Standards IO |
English PDF |
| GB/T 11417.8-2012 |
Ophthalmic optics-Contact lenses - Part 8: DeterminatIOn of shelf-life 眼科光学 接触镜 第8部分：有效期的确定 |
China National Standards IO |
English PDF |
| GB/T 11417.4-2012 |
Ophthalmic optics - Contact lenses - Part 4 ：Saline solutIOn for contact lens testing 眼科光学 接触镜 第4部分：试验用标准盐溶液 |
China National Standards IO |
English PDF |
| GB/T 11417.1-2012 |
Ophthalmic optics - Contact lenses - Part 1: Vocabulary, classificatIOn system and recommendations for labeling specifications 眼科光学 接触镜 第1部分：词汇、分类和推荐的标识规范 |
China National Standards IO |
English PDF |
| GB/T 11415-1989 |
Laboratory sintered (fritted)filters--Porosity grading， classificatIOn and designation 实验室烧结(多孔)过滤器 孔径、分级和牌号 |
China National Standards IO |
English PDF |
| GB/T 11383-1989 |
InformatIOn processing--8-Bit code for information interchange--Structure and rules for implementation 信息处理 信息交换用八位代码结构和编码规则 |
China National Standards IO |
English PDF |
| GB/T 11377-2005 |
Metallic and other non-organic coating -- General rules for corrosIOn tests applicable for storage conditions 金属和其它无机覆盖层 储存条件下腐蚀试验的一般规则 |
China National Standards IO |
English PDF |
| GB/T 11376-1997 |
Phosphate conversIOn coatings for metals 金属的磷酸盐转化膜 |
China National Standards IO |
English PDF |
| GB/T 11373-1989 |
The general principle of surface preparatIOn of metallic substrate for thermal spraying 热喷涂金属件表面预处理通则 |
China National Standards IO |
English PDF |
| GB/T 11372-1989 |
Rust preventIOn terminology 防锈术语 |
China National Standards IO |
English PDF |
| GB/T 11371-2008 |
OperatIOn and maintenance for gas turbine 轻型燃气轮机使用与维护 |
China National Standards IO |
English PDF |
| GB/T 11369-2008 |
Measurement of exhaust gas emissIOn for aero-derivative gas tubine 轻型燃气轮机烟气污染物测量 |
China National Standards IO |
English PDF |
| GB/T 11362-2008 |
Synchronous belt drives - CalculatIOn of power rating and drive center distance 同步带传动 梯形齿同步带额定功率和传动中心距的计算 |
China National Standards IO |
English PDF |
| GB/T 11358-1999 |
Belt drives--Flat transmissIOn belts and corresponding pulleys--Dimensions and tolerances 带传动 平带和带轮 尺寸和公差 |
China National Standards IO |
English PDF |
| GB/T 11357-2008 |
Quality, roughness and balance of transmissIOn pulleys 带轮的材质、表面粗糙度及平衡 |
China National Standards IO |
English PDF |
| GB/T 11356.2-1997 |
Belt drives--Pulley for classical and narrow V-belts drives(system based on effective width)--Geometrical inspectIOn of grooves 带传动 普通及窄V带传动用带轮(有效宽度制) 槽形检验 |
China National Standards IO |
English PDF |
| GB/T 11356.1-2008 |
Belt drives - Pulleys for V-belts (system based on datum width) -Geometrical inspectIOn of grooves 带传动 V带轮(基准宽度制) 槽形检验 |
China National Standards IO |
English PDF |
| GB/T 11355-2008 |
V-belt and V-ribbed belt drives - CalculatIOn of power ratings V带和多楔带传动 额定功率的计算 |
China National Standards IO |
English PDF |
| GB/T 11354-2005 |
DeterminatIOn of nitrided case depth and metallographic microstructure examination for steel iron parts 钢铁零件 渗氮层深度测定和金相组织检验 |
China National Standards IO |
English PDF |
| GB/T 11349.3-2006 |
VibratIOn and shock - Experimental determination of mechanical mobility - Part 3: Measurement using impact excitation 振动与冲击 机械导纳的试验确定 第3部分：冲击激励法 |
China National Standards IO |
English PDF |
| GB/T 11349.2-2006 |
VibratIOn and shock - Experimental determination of mechanical mobility - Part 2: Measurements using single-point translation excitation with an attached vibration exciter 振动与冲击 机械导纳的试验确定 第2部分：用激振器作单点平动激励测量 |
China National Standards IO |
English PDF |
| GB/T 11349.1-2006 |
VibratIOn and shock - Experimental determination of mechanical mobility - Part 1: Basic definitions and transducers 振动与冲击 机械导纳的试验确定 第1部分：基本定义与传感器 |
China National Standards IO |
English PDF |
| GB/T 11348.5-2008 |
Mechanical vibratIOn evaluation of machine vibration by measurements on rotating shafts - Part 5: Machine sets in hydraulic power generating and pumping plants 旋转机械转轴径向振动的测量和评定 第5部分：水力发电厂和泵站机组 |
China National Standards IO |
English PDF |
| GB/T 11348.4-2015 |
Mechanical vibratIOn—Evaluation of machine vibration by measurements on rotating shafts—Part 4: Gas turbine sets with fluid-film bearings 机械振动 在旋转轴上测量评价机器的振动 第4部分：具有滑动轴承的燃气轮机组 |
China National Standards IO |
English PDF |
| GB/T 11348.4-1999 |
Mechanical vibratIOn of non-reciprocating machines--Measurements on rotating shafts and evaluation criteria--Part 4:Gas turbine sets 旋转机械转轴径向振动的测量和评定 第4部分:燃气轮机组 |
China National Standards IO |
English PDF |
| GB/T 11348.3-2011 |
Mechanical vibratIOn - Evaluation of machine vibration by measurements on rotating shafts - Part 3: Coupled industrial machines 机械振动 在旋转轴上测量评价机器的振动 第3部分：耦合的工业机器 |
China National Standards IO |
English PDF |
| GB/T 11348.2-2012 |
Mechanical vibratIOn - Evaluation of machines vibration by measurements on rotating shafts - Part 2: Land-based steam turbine - generators in excess of 50MW with normal operating speeds of 1500r/min，1800r/min，3000r/min and 3600r/min 机械振动 在旋转轴上测量评价机器的振动 第2部分：功率大于50MW,额定工作转速1500 r/min、1800 r/min、3000 r/min、3600 r/min陆地安装的汽轮机和发电机 |
China National Standards IO |
English PDF |
| GB/T 11348.1-1999 |
Mechanical vibratIOn ofnon-reciprocating machines--Measurements on rotating shafts and evaluation criteria--Part 1:General guidelines 旋转机械转轴径向振动的测量和评定 第1部分:总则 |
China National Standards IO |
English PDF |
| GB/T 11346-1989 |
RadIOgraphs for inspection grading of gas porosity (round) in aluminium alloy casting 铝合金铸件X 射线照相检验针孔(圆形)分级 |
China National Standards IO |
English PDF |
| GB/T 1134-2008 |
Machine reamers with edge inclinatIOn 带刃倾角机用铰刀 |
China National Standards IO |
English PDF |
| GB/T 11334-2005 |
Geometrical Product SpecificatIOns(GPS)Cone tolerance 产品几何量技术规范(GPS) 圆锥公差 |
China National Standards IO |
English PDF |
| GB/T 11327.3-1999 |
Low-frequency telecommunicatIOn cables and wires with PVC insulation and PVC sheath--Part 3:Terminating cables in pairs 聚氯乙烯绝缘聚氯乙烯护套低频通信电缆电线 第3部分:终端电缆(对线组的) |
China National Standards IO |
English PDF |
| GB/T 11327.2-1999 |
Low-frequency telecommunicatIOn cable and wires with PVC insulation and PVC sheath--Part 2:Cables in pairs，triples，quads and quintuples for inside installation 聚氯乙烯绝缘聚氯乙烯护套低频通信电缆电线 第2部分:局用电缆(对线组或三线组或四线组或五线组的) |
China National Standards IO |
English PDF |
| GB/T 11327.1-1999 |
Low-frequency telecommunicatIOn cables and wires with PVC insulation and PVC sheath--Part 1:General test and measuring methods 聚氯乙烯绝缘聚氯乙烯护套低频通信电缆电线 第1部分:一般试验和测量方法 |
China National Standards IO |
English PDF |
| GB/T 11326.4-1989 |
High frequency rural telecommunicatIOn cables with polyolefin insulation and laminated aluminium polyolefin sheath--Filled cables with copper conductors 聚烯烃绝缘铝-聚烯烃粘结护套高频农村通信电缆 铜芯填充电缆 |
China National Standards IO |
English PDF |
| GB/T 11326.2-1989 |
High frequency rural telecommunicatIOn cables with polyolefin insulation and laminated aluminium polyolefin sheath--Unfilled cables with copper conductors 聚烯烃绝缘铝-聚烯烃粘结护套高频农村通信电缆 铜芯非填充电缆 |
China National Standards IO |
English PDF |
| GB/T 11326.1-1989 |
High frequency rural telecommunicatIOn cables with polyolefin insulation and laminated aluminium polyolefin sheath--General rules 聚烯烃绝缘铝-聚烯烃粘结护套高频农村通信电缆 一般规定 |
China National Standards IO |
English PDF |
| GB/T 11324-1995 |
Performance and test methods of the fourth order digital multiplex equimpent operatingat 139264 kbit/s and using positive justificatIOn 139264kbit/s正码速调整四次群数字复用设备技术要求和测试方法 |
China National Standards IO |
English PDF |
| GB/T 11322.1-2013 |
RadIO frequency cables―Part 0: Guide to the design of detail specifications―Section 1―Coaxial cables 射频电缆 第0部分：详细规范设计指南 第1篇 同轴电缆 |
China National Standards IO |
English PDF |
| GB/T 11321-1989 |
Guide for choosing modular dimensIOns for waveguide components 波导元件模数尺寸选择指南 |
China National Standards IO |
English PDF |
| GB/T 11318.7-1996 |
Equipments and components used in cabled distributIOn systems primarily intended for television and sound signals--Part 7:Generic specifications for amplifier 电视和声音信号的电缆分配系统设备与部件 第7部分:放大器通用规范 |
China National Standards IO |
English PDF |
| GB/T 11318.6-1996 |
Equipments and components used in cabled distributIOn systems primarily intended for television and sound signals--Part 6:Generic specifications for combiners 电视和声音信号的电缆分配系统设备与部件 第6部分:混合器通用规范 |
China National Standards IO |
English PDF |
| GB/T 11318.3-1996 |
Equipments and components used in cabled distributIOn systems primarily intended for television and sound signals--Part 3:Generic specifications for TV modulator 电视和声音信号的电缆分配系统设备与部件 第3部分:电视调制器通用规范 |
China National Standards IO |
English PDF |
| GB/T 11318.14-1996 |
Equipments and components used in cabled distributIOn systems primarily intended for television and sound signals--Part 14:Generic specifications for arrester 电视和声音信号的电缆分配系统设备与部件 第14部分:避雷器通用规范 |
China National Standards IO |
English PDF |
| GB/T 11318.1-1996 |
Equipments and components used in cabled distributIOn systems primarily intended for television and sound signals--Part 1:Generic specifications 电视和声音信号的电缆分配系统设备与部件 第1部分:通用规范 |
China National Standards IO |
English PDF |
| GB/T 11318.10-1996 |
Equipments and components used in cabled distributIOn systems primarily intended for television and sound signals--Part 10:Generic specifications for splitter and subscriber’s trap 电视和声音信号的电缆分配系统设备与部件 第10部分:分配器和用户分支器通用规范 |
China National Standards IO |
English PDF |
| GB/T 11313.9-2013 |
RadIO-frequency connectors―Part 9: Sectional specification for SMC series R.F. coaxial connectors 射频连接器 第9部分：SMC系列射频同轴连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.8-2015 |
RadIO-frequency connectors—Part 8: Sectional specification for RF coaxial connectors with inner diameter of outer conductor 6.5 mm (0.256 in) with bayonet lock—Characteristic impedance 50Ω（75Ω）(type BNC) 射频连接器 第8部分：外导体内径为6.5mm(0.256in)、特性阻抗为50Ω（75Ω）、卡口连接的射频同轴连接器（BNC型）分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.4-2007 |
RadIO-frequency connecters. - Part 4: R.F.coaxial connectors with inner diameter of outer conductor 16mm(0.63in) with screw lock - Characteristic impedance 50 ohms (Type 7-16) 射频连接器 第4部分：外导体内径为16mm(0.63in)、特性阻抗为50Ω、螺纹连接的射频同轴连接器(7-16型) |
China National Standards IO |
English PDF |
| GB/T 11313.37-2015 |
RadIO-frequency connectors—Part 37: Sectional specification for STWX8 series R.F. coaxial connectors 射频连接器 第37部分：STWX8系列射频同轴连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.36-2006 |
RadIO-frequency connectors - Part 36: Microminiature r.f. coaxial connectors with snap-on coupling - Characteristic impedance 50 Ohms (Type MCX) 射频连接器 第36部分：特性阻抗为50Ω的搭锁连接微小型射频同轴连接器（MCX型） |
China National Standards IO |
English PDF |
| GB/T 11313.33-2001 |
RadIO-frequency connectors--Part 33:Sectional specification for series BMA r.f.connectors 射频连接器 第33部分:BMA系列射频连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.29-2015 |
RadIO frequency connectors—Part 29: Sectional specification for miniature radio frequency coaxial connector(type 1.0/2.3)with screw, snap-on, push-pull or quick-lock,slide-in （rack and panel applications）mechanism with characteristic impedance 50Ω 射频连接器 第29部分：50Ω和75Ω用特性阻抗为50Ω、具有螺纹、推拉、快锁或滑轨式机架或面板用小型射频同轴连接器（1.0/2.3型）分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.24-2013 |
RadIO frequency connectors―Part 24: Sectional specification-radio frequency coaxial connectors with screw coupling, typically for use in 75Ω cable networks (type F) 射频连接器 第24部分: 75Ω电缆分配系统用螺纹连接射频同轴连接器（F型）分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.2-2007 |
RadIO-frequency connectors - Part 2: Sectional specification - Radio frequency coaxial connectors for type 9.52 射频连接器 第2部分: 9.52型射频同轴连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.19-2013 |
RadIO-frequency connectors―Part 19: Sectional specification-radio frequency coaxial connectors of type SSMB 射频连接器 第19部分：SSMB型射频同轴连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.18-2013 |
RadIO-frequency connectors—Part 18：Sectional specification-Radio frequency coaxial connectors of type SSMA 射频连接器 第18部分：SSMA系列射频同轴连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.16-2015 |
RadIO-frequency connectors—Part 16：Sectional specification for RF coaxial connectors with inner diameter of outer conductor 7 mm (0.276 in) with screw coupling—Characteristics impedance 50 Ω (75 Ω) (type N) 射频连接器 第16部分：外导体内径为7mm（0.276in）、特性阻抗为50Ω（75Ω）、螺纹连接的射频同轴连接器（N型）分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.1-2013 |
RadIO-frequency connectors - Part 1: Generic specification - General requirements and measuring methods 射频连接器 第1部分：总规范 一般要求和试验方法 |
China National Standards IO |
English PDF |
| GB/T 11313.10-2012 |
RadIO-frequency connectors - Part 10：Sectional specification - SMB series R.F. coaxial connectors 射频连接器 第10部分：SMB系列射频同轴连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11313.101-2015 |
RadIO-frequency connectors—Part 101：Sectional specification for MMCX series RF coaxial connectors 射频连接器 第101部分：MMCX系列射频同轴连接器分规范 |
China National Standards IO |
English PDF |
| GB/T 11311-1989 |
Test methods for the properties of piezoelectric ceramics--Test for Poisson’s ratIO σE 压电陶瓷材料性能测试方法 泊松比σE的测试 |
China National Standards IO |
English PDF |
| GB/T 1131.2-2004 |
Hand reamers--Part 2:Technical conditIOns 手用铰刀 第2部分:技术条件 |
China National Standards IO |
English PDF |
| GB/T 1131.1-2004 |
Hand reamers--Part 1:Types and dimensIOns 手用铰刀 第1部分:型式和尺寸 |
China National Standards IO |
English PDF |
| GB/T 11303-1989 |
Blank detail specificatIOn for variable preset capacitors type C in electronic equipments 电子设备用C 类预调可变电容器空白详细规范 |
China National Standards IO |
English PDF |
| GB/T 11302-1989 |
Blank detail specificatIOn for variable trimmer capacitors type B in electronic equipments 电子设备用B 类微调可变电容器空白详细规范 |
China National Standards IO |
English PDF |
| GB/T 11301-1989 |
Blankdetail specificatIOn for variable tuning capacitors type A fitted with integralpreset capacitors type C in electronic equipments 电子设备用装有整体C 类预调电容器的A 类调谐可变电容器空白详细规范 |
China National Standards IO |
English PDF |
| GB/T 11300-1989 |
Blank detail specificatIOn for variable tuning capacitors type A in electronic equipments 电子设备用A 类调谐可变电容器空白详细规范 |
China National Standards IO |
English PDF |
| GB/T 11299.9-1989 |
Methods of measurement for radIO equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section seven:Frequency demodulators--Section eight:Frequency demodulators 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第七节:频率调制器 第八节:频率解调器 |
China National Standards IO |
English PDF |
| GB/T 11299.8-1989 |
Methods of measuremant for radIO equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section four:Up and down converters 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第四节:上变频器和下变频器 |
China National Standards IO |
English PDF |
| GB/T 11299.7-1989 |
Methods of measurement for radIO equipment used in satellite earth stations--Part 2:Sub-systems measurements--Section three:Low noise amplifier 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第三节:低噪声放大器 |
China National Standards IO |
English PDF |
| GB/T 11299.6-1989 |
Methods of measurement for radIO equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section one:General--Section two:Antenna(inculuding feed network) 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第一节:概述 第二节:天线(包括馈源网络) |
China National Standards IO |
English PDF |
| GB/T 11299.5-1989 |
Methods of measurement for radIO equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinationsof sub-systems--Section five:Noise temperature measurements 卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第五节:噪声温度测量 |
China National Standards IO |
English PDF |
| GB/T 11299.4-1989 |
Methods of measurement for radIO equipment used in satelliteearth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section four:Measurements in the base band 卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第四节:基带测量 |
China National Standards IO |
English PDF |
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