By analysed on vibration theory we knew that the load js a static load in mechanics of materials, when the loaded time is 6-8 times as much than the natural vibration period of the unit of structure.
通过振动理论的分析得知，材料力学中静载荷的定量标准是：当加载时间为构件系统的固有振动周期的8倍以上时，这种载荷即可认为是静载荷。
By analysed on vibration theory we knew that the load js a static load in mechanics of materials, when the loaded time is 6-8 times as much than the natural vibration period of the unit of structure.
通过振动理论的分析得知，材料力学中静载荷的定量标准是：当加载时间为构件系统的固有振动周期的8倍以上时，这种载荷即可认为是静载荷。
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