短語詞組短語rocker r lever 搖桿rocker arm lever 搖臂杠桿Rocker and Lever handle Switch 電源開關(guān)爲(wèi)搖臂式開關(guān)rocker lever bushing 搖臂杠桿襯套valve -rocker lever 氣門搖臂rocker lever oil trough 氣門搖臂油槽rocker arm reciprocating lever 搖臂往複桿rocker arm control lever 搖臂控制杠桿valve rocker lever ball end 氣門搖桿球耑 返回 rocker lever