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青木震雷
rivetA 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.
我是睡觉大王
铆接用的钉形物件,一端有帽
铆钉是钉形物件一端有帽:在铆接中,利用自身形变或过盈连线被铆接的零件。铆钉种类很多,而且不拘形式。 更多→ 铆钉
rivet
和平海棠
nut bolt rivet nutpin revet
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