mass decrement

基本解釋

This paper presents the field estimation on rock mass quality by means of vibrational decrement.
本文介紹了一種在現(xiàn)場(chǎng)用振動(dòng)衰減系數(shù)來(lái)估計(jì)巖體質(zhì)量的新方法。
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Therefore it is considered that the decrement of gravity vertical gradient is caused by mountain mass distribution.
分析了佘山重力垂直梯度偏小的原因，認(rèn)為這是由于山體質(zhì)量分布引起的。
The decrement of higher modal response of the rotor system is lost when damper mass-factor exceeds a limiting range.
當(dāng)質(zhì)量參數(shù)超出某有效區(qū)間時(shí)，系統(tǒng)將失去對(duì)高階模態(tài)響應(yīng)的衰減作用。