当钻井作业参数落在动力不稳定区时，钻柱将发生破坏性振动。
When the well drilling parameters appears in the dynamically unstable zones, the destructive vibrations would take place.
你生存在内的每一振动或者超越到包含去破坏的可能性、或者超越到包含被破坏的可能性，或者超越破坏性。
Each vibration one exists within or transcends into contains the possibility for destroy, be destroyed, or transcendence.
同时对预应力混凝土简支梁进行了破坏性加载试验和振动信号采集工作。
At the same time, destructiveness test by loading on simple supporting prestressing concrete beam and gathering work of the vibration signal were carried on.
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