沉頭半空心鉚釘 thin head semi-tubular rivet: 偏平頭半空心鉚釘countersunk (or countersunk head) rivet: 埋頭鉚釘black countersunk head rivet: 粗制沉頭鉚釘countersunk flat head rivet: 埋頭平頂鉚釘; 埋頭平鉚釘countersunk head rivet: 埋頭鉚釘下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯