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Point of absolute rest in a vibrating string we call a node.
一条绳子上绝对震动静止的点，我们称之为节点。
youdao
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It is a very obvious phenomenon of the drill string vibrating in the drilling.
钻柱振动现象在钻井施工中是非常突出和明显的现象。
youdao
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It is a very obvious phenomenon of the drill string vibrating in the drilling.
钻柱振动现象在钻井施工中是非常突出和明显的现象。
youdao