短語詞組短語cam m driver 鍘楔cam -driver structure 斜楔機構cam and ratchet driver 凸輪棘輪傳動裝置Cam driver plates 凸輪傳動板cam driver structure 斜楔結構moving cam driver 活動斜楔cam driver mechanism 斜楔機構compound cam driver 復合斜楔 返回 cam driver