GB/T 21270-2025 Chinese PDF (GB /T21270-2025) GB 5009.300-2025 English versions: GB/T 14646-2025

English versions: GB/T 14646-2025

English versions: GB/T 23454-2025

GB/T 14124-2024_Chinese: Mechanical vibration and shock - Vibration of fixed structures - Guidelines for the measurement of vibrations and evaluation of their effects on structures (Chinese: 机械振动与冲击 固定建筑结构的振动 振动测量及对结构影响评价的指南)

English versions: GB 28380-2025

1-二氯乙烷的残留量和迁移量的测定)

GB/T 21270-2025 Chinese PDF (GB /T21270-2025) GB 5009.300-2025 English versions: GB/T 14646-2025GB T 21270 2025_Chinese: General quality for food filling (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21270 2025