This article mainly concentrated on the parameters transformation of vibrating compaction, hitting of roll compacted concrete, and surface vibration on the basis of experimental research.
通过试验研究，本文论述了碾压混凝土的振动碾压，击实和表面振动的参数变换关系。
2
Each time she moved up in vibration, the weekend with her son would cause her to roll back in frequency and become ill.
每次她提高振动，但到周末和她儿子呆一起时就导致她频率回跌而生病。
3
Thus, the uncertain concept plays an important roll in vibration control of engineering structures.