GB/T 3939.2-2023 Chinese PDF (GB/T3939.2-2023) GB/T 24498-2025 9-2024_Chinese: Reciprocating internal combustion engine

9-2024_Chinese: Reciprocating internal combustion engine driven alternating current generating sets - Part 9: Measurement and evaluation of mechanical vibrations (Chinese: 往复式内燃机驱动的交流发电机组 第9部分：机械振动的测量和评价)

English versions: GB/T 28417-2023

GB/T 32482-2024_Chinese: Colour binning of white LED packages for automotive vehicles (Chinese: 机动车用白光LED封装的颜色分选)

English versions: GB/T 17382-2023

English versions: GB/T 40681

GB/T 3939.2-2023 Chinese PDF (GB/T3939.2-2023) GB/T 24498-2025 9-2024_Chinese: Reciprocating internal combustion engineGB T 3939. 2 2023_Chinese: Nomenclature and signs of main fishing gear material Part 2: Netting (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 3939. 2 2023