... 翼形肘管 crop elbow 鞍形修管夹 saddle repair clamp 膨胀U形弯管 bend ...
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An advantage of this type of saddle clamp was that permanent repair could be made by welding the steel piece to the pipe and then removing the bolted portions.
这类鞍形管卡的优点是可对管道泄漏点进行永久性修理，把钢板和管子焊接，然后拆走螺栓部分。
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