GB/T 16702.4-2025 Chinese PDF (GB /T16702.4-2025) GB 19053-2024 English versions: GB/T 12690

English versions: GB/T 12690

GB 17167-2025_Chinese: General rules for energy measuring instrument equipping and managing of energy user (Chinese: 用能单位能源计量器具配备和管理通则)

2-2025_Chinese: Safety of transformers

5-2025_Chinese: Urine-absorbing aids for incontinence - Polyacrylate superabsorbent powders - Part 5: Test method for determination of the free swell capacity in saline by gravimetric measurement (Chinese: 失禁者用尿液吸收剂 聚丙烯酸酯高吸水性粉末 第5部分：在盐溶液中用称重法测定吸水率)

GB/T 16702.4-2025 Chinese PDF (GB /T16702.4-2025) GB 19053-2024 English versions: GB/T 12690GB T 16702. 4 2025_Chinese: Design specification for mechanical components in nuclear island of pressurized water reactor nuclear power plants Part 4: Class 3 components (Chinese: 43) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16702. 4 2025