GB/T 23711.1-2019
Test method for pressure vessels lined with plastics—Part 1:Spark testing 塑料衬里压力容器试验方法 第1部分:电火花试验 |
GB/T 7253-2019
Insulators for overhead lines with a nominal voltage above 1 000V—Ceramic or glass insulator units for a.c.systems—Characteristics of insulator units of the cap and pin type 标称电压高于1000V的架空线路绝缘子 交流系统用瓷或玻璃绝缘子元件 盘形悬式绝缘子元件的特性 |
GB/T 16915.3-2019
Switches for household and similar fixed-electrical installations—Part 2-2: Particular requirements for electromagnetic remote-control switches (RCS) 家用和类似用途固定式电气装置的开关 第2-2部分:电磁遥控开关(RCS)的特殊要求 |
GB/T 16915.4-2019
Switches for household and similar fixed-electrical installations—Part 2-3: Particular requirements for time delay switches (TDS) 家用和类似用途固定式电气装置的开关 第2-3部分:延时开关(TDS)的特殊要求 |
GB/T 37852-2019
Class containers—Height and non-parallelism of finish with reference to container base—Test methods 玻璃容器 以容器底部作基准的高度和口部不平行度 试验方法 |
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