China National Standards

China CK Industry Standards English PDF List


  •  China "CK" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    YY/T 0681.4—2021 Test methods for sterile medical device paCKaging - Part 4: Determination of seal leakage of breathable packaging by dye penetration method {译}
    无菌医疗器械包装试验方法 第4部分:染色液穿透法测定透气包装的密封泄漏
    China Pharmaceutics Industry Standards
    CK

    English PDF
    YB/T 4908.2-2021 Vanadium-aluminum alloys - Determination of silicon, iron, phosphorus, boron, chromium, niCKel, tungsten, copper, manganese, molybdenum content - Inductively coupled plasma atomic emission spectrometry {译}
    钒铝合金 硅、铁、磷、硼、铬、镍、钨、铜、锰、钼含量的测定 电感耦合等离子体原子发射光谱法
    China Metallurgy Industry Standards
    CK

    English PDF
    HG/T 5704-2021 Determination of niCKel content in spent catalysts {译}
    废催化剂中镍含量的测定
    China Chemistry Industry Standards
    CK

    English PDF
    HG/T 5825-2021 Test method for distribution performance of liquid distribution device in paCKed column {译}
    填料塔液体分布装置分布性能测试方法
    China Chemistry Industry Standards
    CK

    English PDF
    HG/T 5824-2021 Graphite paCKed tower {译}
    石墨填料塔
    China Chemistry Industry Standards
    CK

    English PDF
    HG/T 5885-2021 C.I. Acid BlaCK 220 {译}
    C.I.酸性黑220
    China Chemistry Industry Standards
    CK

    English PDF
    HG/T 5884-2021 C.I. Acid BlaCK 168 {译}
    C.I.酸性黑168
    China Chemistry Industry Standards
    CK

    English PDF
    HG/T 5883-2021 C.I. Acid BlaCK 60 {译}
    C.I.酸性黑60
    China Chemistry Industry Standards
    CK

    English PDF
    HG/T 5882-2021 C.I. Acid BlaCK 52 {译}
    C.I.酸性黑52
    China Chemistry Industry Standards
    CK

    English PDF
    QB/T 5554-2021 Industrial Sewing Machine Computer Controlled Needle Bar Switching Patch PoCKet Sewing Unit {译}
    工业用缝纫机 计算机控制针杆切换式贴袋缝纫单元
    China Light Industry Industry Standards
    CK

    English PDF
    QB/T 5552-2021 Industrial Sewing Machine Computer Controlled Upper and Lower Compound Feed Side Knife LoCKstitch Sewing Machine {译}
    工业用缝纫机 计算机控制上、下复合送料侧切刀平缝缝纫机
    China Light Industry Industry Standards
    CK

    English PDF
    QB/T 5549-2021 Industrial Sewing Machine Computer Controlled Multi-axis Linkage High-speed LoCKstitch Sewing Machine {译}
    工业用缝纫机 计算机控制多轴联动高速平缝缝纫机
    China Light Industry Industry Standards
    CK

    English PDF
    QB/T 5547-2021 Industrial Sewing Machine Computer Controlled Differential Feed High Speed ​​LoCKstitch Machine {译}
    工业用缝纫机 计算机控制差动送料高速平缝机
    China Light Industry Industry Standards
    CK

    English PDF
    QC/T 1148-2021 Electric baCK door opening and closing system {译}
    汽车背门电动开闭系统
    China Automobile Industry Standards
    CK

    English PDF
    YS/T 623-2021 Graphite cathode carbon bloCK for aluminum electrolysis {译}
    铝电解用石墨质阴极炭块
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1417-2021 NiCKel-zinc ferrite composite foil {译}
    镍锌铁氧体复合箔材
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1416-2021 Methods for chemical analysis of niCKelous oxide - Determination of copper, iron, zinc, calcium, magnesium, sodium, cobalt, cadmium, manganese and sulfur content - Inductively coupled plasma atomic emission spectrometry {译}
    氧化亚镍化学分析方法 铜、铁、锌、钙、镁、钠、钴、镉、锰和硫含量的测定 电感耦合等离子体原子发射光谱法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    JC/T 2598-2021 Shape and size of refractory briCKs for cement precalciner kiln{译} {译}
    水泥预分解窑用耐火砖形状尺寸
    China Building Material Industry Standards
    CK

    English PDF
    JC/T 2594-2021 Automatic sorting and paCKaging line for wall and floor tiles{译} {译}
    墙地砖自动分选包装线
    China Building Material Industry Standards
    CK

    English PDF
    JC/T 2094-2021 Concrete bloCKs for ecological slope protection and dry-base retaining walls{译} {译}
    生态护坡和干垒挡土墙用混凝土砌块
    China Building Material Industry Standards
    CK

    English PDF
    JC/T 621-2021 QuiCKlime for silicate building products{译} {译}
    硅酸盐建筑制品用生石灰
    China Building Material Industry Standards
    CK

    English PDF
    YD/T 3726.5-2021 PaCKet Transport Network (PTN) Network Management Technical Requirements for Group Customer Access Part 5: EMS-NMS Interface Information Model Based on IDL/IIOP Technology {译}
    面向集团客户接入的分组传送网(PTN)网络管理技术要求 第5部分:基于IDL/IIOP技术的EMS-NMS接口信息模型
    China Telecommunication Industry Standards
    CK

    English PDF
    YD/T 2629.1-2021 Evolved Mobile PaCKet Core (EPC) Equipment Test Method Part 1: Support for E-UTRAN Access {译}
    演进的移动分组核心网络(EPC)设备测试方法 第1部分:支持E-UTRAN接入
    China Telecommunication Industry Standards
    CK

    English PDF
    YD/T 2628.1-2021 Evolved Mobile PaCKet Core (EPC) Equipment Technical Requirements Part 1: Support for E-UTRAN Access {译}
    演进的移动分组核心网络(EPC)设备技术要求 第1部分:支持E-UTRAN接入
    China Telecommunication Industry Standards
    CK

    English PDF
    YD/T 3826-2021 General Technical Requirements for Sliced ​​PaCKet Network (SPN) {译}
    切片分组网络(SPN)总体技术要求
    China Telecommunication Industry Standards
    CK

    English PDF
    YD/T 3842-2021 Software Defined PaCKet Transport Network Testing Method {译}
    软件定义分组传送网测试方法
    China Telecommunication Industry Standards
    CK

    English PDF
    TB/T 3139-2021 Limits of non-metallic materials and indoor air harmful substances for rolling stoCK {译}
    机车车辆非金属材料及室内空气有害物质限量
    China Railway Transport Industry Standards
    CK

    English PDF
    JT/T 1371—2021 Technical requirements for selection of electric commercial truCKs {译}
    电动营运货车选型技术要求
    China Transport Industry Standards
    CK

    English PDF
    TB/T 3474.3-2021 Threaded hoses for rolling stoCK - Part 3: Nylon hoses {译}
    机车车辆螺纹连接软管 第3部分:尼龙软管
    China Railway Transport Industry Standards
    CK

    English PDF
    YZ/T 0180-2021 Technical requirements for the application of radio frequency identification (RFID) for delivery paCKaging{译} {译}
    寄递包装射频识别(RFID)应用技术要求
    China Post Industry Standards
    CK

    English PDF
    YZ/T 0179-2021 Agricultural products delivery service and environmental protection paCKaging requirements{译} {译}
    农产品寄递服务及环保包装要求
    China Post Industry Standards
    CK

    English PDF
    SF/T 0127-2021 Prison informatization-target traCKing and geographic information management business specification{译} {译}
    监狱信息化 目标跟踪与地理信息管理业务规范
    China Judicial industry Standards
    CK

    English PDF
    CJ/T245-2021 General technical conditions for rainwater buCKets for building roof drainage{译} {译}
    建筑屋面排水用雨水斗通用技术条件
    China Urban Construction Industry Standards
    CK

    English PDF
    DL/T 2453—2021 Specifications for zero-value high-voltage shoCK testing of disc-shaped suspension porcelain insulators {译}
    盘形悬式瓷绝缘子零值高压冲击检测规范
    China Electricity Industry Standards
    CK

    English PDF
    NB/T 10872—2021 Code for design of roller compacted earth-roCK dams {译}
    碾压式土石坝设计规范
    China Energy Industry Standards
    CK

    English PDF
    NB/T 10871-2021 Code for design of concrete face roCKfill dam {译}
    混凝土面板堆石坝设计规范
    China Energy Industry Standards
    CK

    English PDF
    BB/T 0041-2021 Multilayer Coextruded Barrier Films for PaCKaging {译}
    包装用多层共挤阻隔膜
    China Packaging Industry Standards
    CK

    English PDF
    BB/T 0087-2021 PaCKaging material Laser holographic positioning paper {译}
    包装材料 激光全息定位纸
    China Packaging Industry Standards
    CK

    English PDF
    BB/T 0084-2021 Paper-based composite materials for storage and paCKaging of cooked food at room temperature {译}
    蒸煮食品常温储存包装用纸基 复合材料
    China Packaging Industry Standards
    CK

    English PDF
    YB/T 4933-2021 Steel wire for elevator wire rope - Test method for ViCKers hardness{译} {译}
    电梯钢丝绳用钢丝 维氏硬度试验方法
    China Metallurgy Industry Standards
    CK

    English PDF
    YB/T 4173-2021 Forging and boring thiCK-walled seamless steel pipe for high temperature{译} {译}
    高温用锻造镗孔厚壁无缝钢管
    China Metallurgy Industry Standards
    CK

    English PDF
    QB/T 5674-2021 Active RF card special soft-paCK lithium-manganese dioxide primary battery (group){译} {译}
    有源射频卡专用软包锂-二氧化锰原电池(组)
    China Light Industry Industry Standards
    CK

    English PDF
    YS/T 1502-2021 Chemical analysis method of ruthenium compounds Determination of platinum, palladium, rhodium, iridium, gold, silver, copper, iron, niCKel, magnesium, manganese, lead, zinc, calcium, sodium content Inductively coupled plasma atomic emission spectrometry{译 {译}
    钌化合物化学分析方法 铂、钯、铑、铱、金、银、铜、铁、镍、镁、锰、铅、锌、钙、钠含量的测定 电感耦合等离子体原子发射光谱法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1491-2021 Determination of sphericity of niCKel-based superalloy powders Scanning electron microscopy{译} {译}
    镍基高温合金粉末球形率测定方法 扫描电镜法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1490-2021 Detection method of inclusion content in niCKel-based superalloy powder{译} {译}
    镍基高温合金粉末夹杂物含量检测方法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1489.4-2021 Methods for chemical analysis of cobalt-chromium-tungsten alloy powders-Part 4: Determination of niCKel content-Diacetyl oxime spectrophotometry{译} {译}
    钴铬钨系合金粉末化学分析方法 第4部分:镍含量的测定 丁二酮肟分光光度法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1486-2021 Copper NiCKel Composite Conductive Foam{译} {译}
    铜镍复合导电泡棉
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1484-2021 NiCKel carbonyl pellets{译} {译}
    羰基镍丸
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1481-2021 NiCKel manganese two element hydroxide{译} {译}
    镍锰二元素氢氧化物
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1480-2021 NiCKel-aluminum intermetallic compound sintered porous material tubular filter element{译} {译}
    镍铝金属间化合物烧结多孔材料管状过滤元件
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1479-2021 NiCKel-chromium-aluminum composite powder{译} {译}
    镍铬铝复合粉
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 218-2021 Ultrafine niCKel carbonyl powder{译} {译}
    超细羰基镍粉
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1472.4-2021 Chemical analysis method of lithium-rich manganese-based cathode materials? Part 4: Determination of lithium, niCKel, cobalt, sodium, potassium, copper, calcium, iron, magnesium, zinc, aluminum, silicon content? Inductively Coupled Plasma Atomic Emission {译}
    富锂锰基正极材料化学分析方法? 第4部分:锂、镍、钴、钠、钾、铜、钙、铁、镁、锌、铝、硅含量的测定? 电感耦合等离子体原子发射光谱法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1472.3-2021 Chemical analysis method of lithium-rich manganese-based cathode materials? Part 3: Determination of niCKel content - dimethylglyoxime gravimetric method{译} {译}
    富锂锰基正极材料化学分析方法? 第3部分:镍含量的测定 丁二酮肟重量法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 461.11-2021 Methods for chemical analysis of mixed lead-zinc concentrates - Part 11: Determination of arsenic, bismuth, cadmium, cobalt, copper, niCKel and antimony content - Inductively coupled plasma atomic emission spectrometry{译} {译}
    混合铅锌精矿化学分析方法 第11部分:砷、铋、镉、钴、铜、镍和锑含量的测定 电感耦合等离子体原子发射光谱法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1345.7-2021 Chemical analysis methods for high bismuth and lead - Part 7: Determination of copper, iron, niCKel, cadmium, arsenic, antimony and bismuth content - Inductively coupled plasma atomic emission spectrometry{译} {译}
    高铋铅化学分析方法 第7部分:铜、铁、镍、镉、砷、锑、铋含量的测定 电感耦合等离子体原子发射光谱法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1460-2021 Crude niCKel cobalt hydroxide{译} {译}
    粗氢氧化镍钴
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 717-2021 Atomized NiCKel Powder{译} {译}
    雾化镍粉
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1449-2021 NiCKel cobalt manganese zirconium composite hydroxide{译} {译}
    镍钴锰锆复合氢氧化物
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1448-2021 Coated Lithium NiCKel Cobalt Manganate{译} {译}
    包覆型镍钴锰酸锂
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1445.5-2021 Methods for chemical analysis of niCKel-cobalt-aluminum three-element composite hydroxides-Part 5: Determination of sulfate ion content-Barium sulfate turbidimetric method{译} {译}
    镍钴铝三元素复合氢氧化物化学分析方法 第5部分:硫酸根离子含量的测定 硫酸钡比浊法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1445.4-2021 Methods for chemical analysis of niCKel-cobalt-aluminum tri-element composite hydroxides-Part 4: Determination of chloride ion content-Silver chloride turbidimetric method{译} {译}
    镍钴铝三元素复合氢氧化物化学分析方法 第4部分:氯离子含量的测定 氯化银比浊法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1445.3-2021 Methods for chemical analysis of niCKel-cobalt-aluminum three-element composite hydroxides-Part 3: Determination of aluminum, copper, iron, zinc, calcium, magnesium, sodium and manganese content-Inductively coupled plasma atomic emission spectrometry{译} {译}
    镍钴铝三元素复合氢氧化物化学分析方法 第3部分:铝、铜、铁、锌、钙、镁、钠、锰含量的测定 电感耦合等离子体原子发射光谱法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1445.2-2021 Methods for chemical analysis of niCKel-cobalt-aluminum tri-element composite hydroxides-Part 2: Determination of cobalt content Potentiometric titration method{译} {译}
    镍钴铝三元素复合氢氧化物化学分析方法 第2部分:钴含量的测定 电位滴定法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1445.1-2021 Methods for chemical analysis of niCKel-cobalt-aluminum tri-element composite hydroxides-Part 1: Determination of nickel content-Diacetyl oxime gravimetric method{译} {译}
    镍钴铝三元素复合氢氧化物化学分析方法 第1部分:镍含量的测定 丁二酮肟重量法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1444-2021 NiCKel-cobalt-titanium three-element composite hydroxide{译} {译}
    镍钴钛三元素复合氢氧化物
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1443-2021 NiCKel-cobalt two-element composite hydroxide{译} {译}
    镍钴二元素复合氢氧化物
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1442-2021 NiCKel-cobalt two-element composite oxide{译} {译}
    镍钴二元素复合氧化物
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1438-2021 Copper-niCKel alloy welded pipe for offshore engineering piping system{译} {译}
    海洋工程管道系统用铜镍合金焊接管
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    YS/T 1436-2021 Forged thiCK copper plate for cooling equipment{译} {译}
    冷却设备用锻轧厚铜板
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    HG/T 5917-2021 Method for determination of dissolution of blaCK and white photosensitive material coatings{译} {译}
    黑白感光材料涂层溶解测定方法
    China Chemistry Industry Standards
    CK

    English PDF
    HG/T 5919-2021 NiCKel Sulfate for Batteries{译} {译}
    电池用硫酸镍
    China Chemistry Industry Standards
    CK

    English PDF
    JB/T 14026-2021 Robotic case paCKer{译} {译}
    机器人装箱机
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14023-2021 Baby diapers (sheets, pads) forming, processing and paCKaging production line{译} {译}
    婴儿纸尿裤(片、垫)成型加工包装生产线
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14022-2021 Sanitary napkin (pad) forming, processing and paCKaging production line{译} {译}
    卫生巾(垫)成型加工包装生产线
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14017-2021 PaCKaging carton (box) CNC prototype cutting machine{译} {译}
    包装纸箱(盒)数控割样机
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14208-2021 Twisted Lollipop PaCKaging Machine{译} {译}
    扭结式棒棒糖包装机
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14207-2021 Bag-feeding automatic vacuum paCKaging machine{译} {译}
    给袋式自动真空包装机
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14206-2021 Automatic Vacuum PaCKing Machine for Tea Bags with Liner Bags{译} {译}
    带内衬袋给袋式茶叶自动真空包装机
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14027-2021 Specifications for Laminated Veneer and Structural Lumber for Heavy PaCKaging{译} {译}
    重型包装用单板层积材及结构材技术条件
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14025-2021 General specification for paCKaging of laminated veneer for electromechanical products{译} {译}
    机电产品单板层积材包装通用规范
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 14180-2021 Steel automobile steering knuCKle forgings - Process specification{译} {译}
    钢质汽车转向节锻件 工艺规范
    China Machinery Industry Standards
    CK

    English PDF
    JB/T 10881-2021 Mixed emulsion explosives truCK on site{译} {译}
    井下现场混装乳化炸药车
    China Machinery Industry Standards
    CK

    English PDF
    YD/T 5200-2021 PaCKet Transport Network (PTN) Engineering Specifications{译} {译}
    分组传送网(PTN)工程技术规范
    China Telecommunication Industry Standards
    CK

    English PDF
    YD/T 5026-2021 Design specification for slot raCK installation in information communication room{译} {译}
    信息通信机房槽架安装设计规范
    China Telecommunication Industry Standards
    CK

    English PDF
    YD/T 3974-2021 5G network slicing Technical requirements for end-to-end slice interconnection carried by sliced ​​paCKet network (SPN){译} {译}
    5G网络切片 基于切片分组网络(SPN)承载的端到端切片对接技术要求
    China Telecommunication Industry Standards
    CK

    English PDF
    YD/T 3948-2021 Evolved PaCKet System (EPS) Network Equipment Security Assurance Requirements Mobility Management Entity (MME){译} {译}
    演进分组系统(EPS)网络设备安全保障要求 移动性管理实体(MME)
    China Telecommunication Industry Standards
    CK

    English PDF
    YS/T 1509.3-2021 Chemical analysis method of silicon carbon composite anode material? Part 3: Determination of iron, niCKel, zirconium, calcium, lead, aluminium, hafnium content? Inductively Coupled Plasma Atomic Emission Spectroscopy{译} {译}
    硅碳复合负极材料化学分析方法?第3部分:铁、镍、锆、钙、铅、铝、铪含量的测定?电感耦合等离子体原子发射光谱法
    China Non-ferrous Metal Industry Standards
    CK

    English PDF
    NY/T 4046-2021 Technical regulations for returning livestoCK and poultry manure to fields {译}
    畜禽粪水还田技术规程
    China Agriculture Industry Standards
    CK

    English PDF
    NY/T 4035-2021 Diagnosis Techniques of Mycoplasma Infection in ChiCKen Synovial Bursae {译}
    鸡滑液囊支原体感染诊断技术
    China Agriculture Industry Standards
    CK

    English PDF
    NY/T 3375-2021 LivestoCK slaughtering and processing equipment Cattle peeling machine {译}
    畜禽屠宰加工设备 牛剥皮机
    China Agriculture Industry Standards
    CK

    English PDF
    NY/T 3349-2021 Post skill requirements for livestoCK and poultry slaughtering and processing personnel {译}
    畜禽屠宰加工人员岗位技能要求
    China Agriculture Industry Standards
    CK

    English PDF
    MZ/T 177-2021 General requirements for soCKet bushings for prosthetic limbs {译}
    假肢接受腔内衬套通用要求
    China Civil Affairs Industry Standards
    CK

    English PDF
    TB/T 3430-2021 Rolling StoCK Vacuum Circuit Breakers {译}
    机车车辆真空断路器
    China Railway Transport Industry Standards
    CK

    English PDF
    TB/T 3549.2-2021 Code for Strength Design and Test Appraisal of Rolling StoCK Bogies Part 2: Three-piece Bogies {译}
    机车车辆强度设计及试验鉴定规范 转向架 第2部分:三大件式转向架
    China Railway Transport Industry Standards
    CK

    English PDF
    SC/T 1156-2021 Bream broodstoCK and seed {译}
    鲂 亲鱼和苗种
    China Aquaculture Industry Standards
    CK

    English PDF
    NY/T 3969-2021 Feed ingredients ChiCKen meal {译}
    饲料原料 鸡肉粉
    China Agriculture Industry Standards
    CK

    English PDF
    NY/T 3968-2021 LivestoCK slaughtering and processing equipment Pig head scalding equipment {译}
    畜禽屠宰加工设备 猪头浸烫设备
    China Agriculture Industry Standards
    CK

    English PDF
    NY/T 3967-2021 LivestoCK slaughtering and processing equipment Rapid cooling conveying equipment {译}
    畜禽屠宰加工设备 快速冷却输送设备
    China Agriculture Industry Standards
    CK

    English PDF
    NY/T 3966-2021 LivestoCK slaughtering and processing equipment Poultry cage cleaning equipment {译}
    畜禽屠宰加工设备 禽笼清洗设备
    China Agriculture Industry Standards
    CK

    English PDF

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