NF B51-153-1999 Wood-based panels - Determination of duration of load and creep factors《木基板 负荷持续时间和蠕变因子的测定》.pdf

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JB T 8250.2-1999 闪光接触效率和闪光接触持续时间 测试方法.pdf

JJG 854-1993 低加速度长持续时间激光-多普勒冲击校准装置检定规程.pdf

SJZ 9032-1987 低压电源线和信号线上短持续时间瞬变信号的测量方法 导则.pdf

SJ Z 9032-1987 低压电源线和信号线上短持续时间瞬变信号的测量方法 导则.pdf

GB T 20719.43-2010 工业自动化系统与集成 过程规范语言 第43部分：定义性扩展：活动次序和持续时间扩展.pdf

GB T 31291-2014 木材和木基产品的荷载持续时间效应和蠕变性能评定.pdf

STAS 9470-1973 ydrofechnics MAXIMUM RAINFALL Intensities durations frequencies《水工学 最大降雨量强度，持续时间，频率 》.pdf

ANSI IEEE C57.109-1993 Guide for Liquid-Immersed Transformer Through-Fault-Current Duration《液浸式变压器穿越故障电流持续时间的指南》.pdf

ITU-T E 261 FRENCH-1993 DEVICES FOR MEASURING AND RECORDING CALL DURATIONS《呼叫持续时间的测量与记录设备》.pdf

ITU-T E 261 SPANISH-1993 DEVICES FOR MEASURING AND RECORDING CALL DURATIONS《呼叫持续时间的测量与记录设备》.pdf

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