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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 15972.49-2021 |
Specifications for optical fibre test methods—Part 49: Measurement methods and test procedures for transmission characteristics—Differential mode delay 光纤试验方法规范 第49部分：传输特性的测量方法和试验程序 微分模时延 |
China National Standards 49: |
 English PDF |
| GB/T 14598.149-2016 |
Measuring relays and protection equipment—Part 149: Functional requirements for thermal electrical relays 量度继电器和保护装置 第149部分：电热继电器功能要求 |
China National Standards 49: |
English PDF |
| GB/T 10067.49-2014 |
Basic specifications for electroheat installations―Part 49: Natural convection pit resistance furnaces 电热装置基本技术条件 第49部分：自然对流井式电阻炉 |
China National Standards 49: |
English PDF |
| GB/Z 26958.49-2011 |
Geometrical Product Specifications (GPS) - Filtration - Part 49: Morphological profile filter: Scale space techniques 产品几何技术规范(GPS) 滤波 第49部分：形态学轮廓滤波器 尺度空间技术 |
China National Standards 49: |
English PDF |
| GB/T 17980.149-2009 |
Pesticide - Guidelines for the field efficacy trials(2) - Part 149: Insecticides against solenopsis invicta buren 农药 田间药效试验准则(二) 第149部分：杀虫剂防治红火蚁 |
China National Standards 49: |
English PDF |
| GB/T 15972.49-2008 |
Specifications for optical fibre test methods - Part 49: Measurement methods and test procedures for transmission and optical characteristics - Differential mode delay 光纤试验方法规范 第49部分：传输特性和光学特性的测量方法和试验程序-微分模时延 |
China National Standards 49: |
English PDF |
| GB/T 16656.49-2003 |
Industrial automation systems and integration--Product data representation and exchange--Part 49: Integrated generic resource: Process structure and properties 工业自动化系统与集成产品数据表达与交换 第49部分: 集成通用资源: 工艺过程结构和特性 |
China National Standards 49: |
English PDF |
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