... thermoplastic-covered wire 塑料绝缘电线, 聚氯乙烯绝缘线 tightening wire 拉线 tin plated steel wire 镀锡钢丝 ...
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strainer for tightening wire drill 紧针器
When the screw bolt is rotated, the washer is forward pushed out, and thereby, the steel wire ring is tightly connected to realize the purpose of tightening ring.
隔板、垫圈位于螺栓上，其中钢丝环引出端从环的切线方向引出后被固定于隔板及垫圈上。
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