单词	coupling hole
释义	coupling hole [电] 耦合孔
随便看	ball and ring ball and ring apparatus ball and ring method ball-and-ring method ball-and-roll bearing ball and roller ball and roller bearing ball-and-roller bearing Ball And Roller Bearings ballands ball and seat ball and slot dovetail ballandsocket ball and socket ball-and-socket ball-and-socket articulation ball-and-socket attachment ball and socket base ball-and-socket bearing ball and-socket bearing ball and socket bearing ball and socket coupling ball-and-socket coupling ball-and-socket gear shifting ball and socket hanger 竍竎竏竐竑竒竓竔竕竖チンセツチンセンチンセンチンゼイチンゾウチンタイチンタイチンタイシャクチンタラチンダン