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English versions: GB/T 20718
11-2025_Chinese: Plastics piping systems for renovation of underground water supply networks - Part 11: Lining with inserted hoses (Chinese: 地下供水管网非开挖修复用塑料管道系统 第11部分：软管穿插内衬法)
English versions: GB/T 45451
7-2024_Chinese: Semiconductor devices - Part 5-7: Optoelectronic devices - Photodiodes and phototransistors (Chinese: 半导体器件 第5-7部分：光电子器件 光电二极管和光电晶体管)
GB/T 18822
GB/T 32592-2023 Chinese PDF (GB/T32592-2023) GB/T 39733-2024 English versions: GB/T 20718GB T 32592 2023_Chinese: Railway applications Current collection systems Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 32592 2023
