GB/T 35513.1-2017
Plastics—Polycarbonate (PC) Moulding and extrusion materials—Part 1: Designation system and basis for specifications 塑料 聚碳酸酯(PC)模塑和挤出材料 第1部分:命名系统和分类基础 |
GB/T 35358.1-2017
Inlet air cleaning equipMent for vehicle engines and compressors—Part 1: Fractional efficiency testing with fine particles(0.3 μm to 5 μm optical diameter) 汽车发动机和压缩机进气空气滤清装置 第1部分:细颗粒分级效率测试(0.3μm到5μm) |
GB/T 35160.5-2017
Test Methods for agglomerated stone—Part 5:Determination of thermal shock 合成石材试验方法 第5部分:热激变性能的测定 |
GB/T 30269.801-2017
InforMation technology—Sensor networks—Part 801: Testing: General requirements 信息技术 传感器网络 第801部分:测试:通用要求 |
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