基本解释弹簧制销,[机] 弹簧插销,弹簧锁销词组短语短语spring cotter pin 开口销valve spring cotter 阀簧座止动销valve -spring cotter 气门弹簧销spring cotter for a bolt 弹簧卡子spring cotter更多词组专业释义机械工程弹簧销弹簧开口销弹簧制销弹簧插销