overhead valve
短语词组
- Overhead camshaft valve train 頂置凸輪軸氣閥傳動
- Overhead -valve engine [機]頂置氣門發動機;頂閥式發動機;頂閥發動機
- overhead d valve 頂置式氣門
- ohv overhead valve 頂置氣門;頂閥
- overhead valve cylinder 架設開關筒
- overhead valve position 頂置閥門配置
- overhead valve push rod 頂置氣門推杆 返回 overhead valve