rivet counter的意思|示意

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rivet counter相关短语

1、 counter sunk head rivet 埋头铆钉

2、 half-counter-sunk rivet head 半埋头式铆钉头

3、 round head counter sunk rivet 埋头圆顶铆钉

4、 counter-sinkhead rivet 藏头铆钉