GB/T 42251-2022 Chinese PDF (GB/T42251-2022) GB 10408-2025 methane chloride (Chinese: 烧碱、聚氯乙烯树脂和甲烷氯化物单位产品能源消耗限额)

methane chloride (Chinese: 烧碱、聚氯乙烯树脂和甲烷氯化物单位产品能源消耗限额)

English versions: GB/T 42257-2022

5-2024_Chinese: Graphic technology - Prepress digital data exchange - Part 5: Scene-referred standard colour image data(RIMM/SCID) (Chinese: 印刷技术 印前数据交换 第5部分：场景相关的标准彩色图像数据 （RIMM/SCID）)

English versions: GB/T 22671-2024

16-2024_Chinese: Explosive atmospheres - Part 16: Specification of electrical installations inspection and maintenance (Chinese: 爆炸性环境 第16部分：电气装置检查与维护规范)

GB/T 42251-2022 Chinese PDF (GB/T42251-2022) GB 10408-2025 methane chloride (Chinese: 烧碱、聚氯乙烯树脂和甲烷氯化物单位产品能源消耗限额)GB T 42251 2022_Chinese: Technical regulations for ecological restoration of mining subsidence area (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42251 2022