permanent repair
... Vehicle repair 汽车修理 ; 车辆修理 repair paint 修补用漆 ; 补用漆 permanent repair 永久性修理 ; 彻底检修 ; 经常性修理 ; 日常修理 ...
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永久性修理费用 Cost of Permanent Repairs
·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
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.
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