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China GB Standards List

 GB/T 25073-2010  
MicrograpHics - Colour microfilm - Application of the exposure technique to prepare line originals and continuous-tone originals

缩微摄影技术 彩色缩微胶片 曝光技术及与之相适应的线条原件和连续色调原件的制备
 GB 3836.19-2010  
Explosive atmospHeres - Part 19: Fieldbus intrinsically safe concept (FISCO)

爆炸性环境 第19部分:现场总线本质安全概念(FISCO)

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