GB/T 7731.17-2023 Chinese PDF (GB/T7731.17-2023) GB/T 42216.4-2024 data elements and documents in

data elements and documents in commerce

English versions: GB/T 22671-2024

GB/T 7037-2025_Chinese: Retreaded tyres for trucks and buses (Chinese: 载重汽车翻新轮胎)

English versions: GB 44503-2024

GB/T 45017-2024_Chinese: Test method for mechanical stability of superhydrophobic surfaces (Chinese: 超疏水表面的力学稳定性测试方法)

GB/T 7731.17-2023 Chinese PDF (GB/T7731.17-2023) GB/T 42216.4-2024 data elements and documents inGB T 7731. 17 2023_Chinese: Ferrotungsten Determination of cobalt, nickel and aluminum contents Inductively coupled plasma atomic emission spectrometric method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7731. 17 2023