压力真空表 combined pressure and vacuum gauge ; compound pressure and vacuum gage

液力真空助力器 Hydraulic vacuum servo

绝对压力真空计 absolute pressure vacuum gauge

压力/真空加油盖 pressure/vacuum fuel filler cap ; PVFFC Pressure

压力真空呼吸阀 pressure and vacuum breather valve

权力真空 power vacuum

进油压力真空泵 oil feed pressure vacuum pump

波登压力真空计 Bourdon pressure vacuum gage

单活塞压力真空计 vacuum gauge ; single piston pressure-vacuum gauge

真力时 ZENITH ; Zenith Watches