... tube drawing bench 拔管机 tube drawing machine 拉管机 tube drier 管式干燥机 ...
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glass tube drawing machine 玻璃拔管机 ; 拉管机
tube-drawing machine 拔管机
chain tube-drawing machine 链式拔管机
up-drawing tube machine 垂直拉管机
pulling machine tube drawing bench 拔管机
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The paper introduces a transformation by PLC and frequency-changer in the light of current lashing problem of drawing-oil tube cleaning machine in oil field enterprises.
本文针对油田企业中抽油管清污机中存在的冲击问题，用PLC、变频器等对其控制进行了改造。
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