单词 | 包头钉 |
释义 | 〔rivet〕A metal bolt or pin having a head on one end, inserted through aligned holes in the pieces to be joined and then hammered on the plain end so as to form a second head.铆钉,包头钉:一端有尖头的金属螺钉或别针,插入需要连接的部件上排列的洞孔中,然后再将另一扁平的头敲打成平头 |
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