Corrugation test was conducted on a rolling vibration test rig.
再现试验用机车轮对在滚动振动试验台上进行。
Test rig of sharp rub-impact rotor is designed and meticulous experiment has been accomplished. Characteristic rule of vibration response is obtained in various cases of rub-impact.
设计了尖锐碰摩转子试验台并开展了细致的实验研究，获得了不同碰摩情况下的振动响应特征规律。
On-site vibration test of the servicing rig substructure is made, and the frequency response function curve and preceding 10 modes frequency are obtained.
对现役钻机底座做了现场振动测试，得到频响函数曲线及前10阶模态频率。
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