短語詞組短語brake hold -off current 制動器持定電流brake on -off switch 制動開關BOO Brake On -Off Switch 制動開關BOH Brake -Off Weight 剎車重量BOW Brake -Off Weight 開始滑行時的重量brake off -release detent 制動器松開卡銷power -off brake 失電制動器POB Pressure -Off Brake 無液壓止動裝置;壓力關斷剎車;無壓力剎車 返回 brake off