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GB/T 22453-2025_Chinese: Non-linear optical crystal devices measuring method for laser (Chinese: 激光用非线性光学晶体元件性能测量方法)
GB/T 20042
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)
GB/T 20931
English versions: GB 17167-2025
GB/T 28029.13-2025 Chinese PDF (GB /T28029.13-2025) GB/T 14646-2025 GB/T 22453-2025_Chinese: Non-linear optical crystalGB T 28029. 13 2025_Chinese: Electronic railway equipment Train communication network (TCN) Part 4 1: The test method of train communication network based on Wire Train Bus(WTB) (Chinese: TCN) 4 1WTB) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28029. 13 2025
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