彈簧罩迫緊螺帽 retaining nut: 扣緊螺帽; 扣緊螺母; 鎖緊螺母; 止動(dòng)螺母retaining spring: 止動(dòng)彈簧cone seat (for retaining nut): 錐型座(螺帽定位用)wheel retaining nut: 輪體扣緊螺母spring nut: 彈簧螺帽; 點(diǎn)火正時(shí)記號(hào)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯