GB/T 37977.45-2024 Chinese PDF (GB/T37977.45-2024) GB/T 45539-2025 English versions: GB/T 11880-2024

English versions: GB/T 11880-2024

English versions: GB/T 34549-2024

2-2023_Chinese: Geometrical product specifications (GPS) - Inspection by measurement of workpieces and measuring equipment - Part 2: Guidance for the estimation of uncertainty in GPS measurement

English versions: GB/T 32482-2024

GB/T 45477-2025_Chinese: Oil free centrifugal water chilling(heat pump) packages (Chinese: 无油悬浮离心式冷水（热泵）机组)

GB/T 37977.45-2024 Chinese PDF (GB/T37977.45-2024) GB/T 45539-2025 English versions: GB/T 11880-2024GB T 37977. 45 2024_Chinese: Electrostatics Part 4 5: Standard test methods for specific applications Methods for characterizing the electrostatic protection of footwear and flooring in combination with a person (Chinese: 4 5 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 37977. 45 2024