... vacuum freezing 真空冷冻 vacuum gauge pressure 真空表压力 vacuum gauge 真空表 ...
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真空压力表 vacuumatic pressure gauge ; vacuum manometer ; vacuum pressure gauge ; baro-vacuum gauge
氨用真空压力表 vacuumatic pressure gauge for ammonia
绝对真空压力表 absolute pressure vacuum gage
配有真空压力表及导管 Vacuum options
高真空测量压力表 high-vacuum gauge
复合式真空压力表 compound pressure and vacuum gauge
真空电离压力表 vcuum ioniztion mnometer
将真空泵连于复合压力表，打开复合压力表和真空泵对室内机和连接管抽真空。
Unscrew the nut from the service connection of suction line valve and connect the compound pressure gauge.
将真空泵连于复合压力表，打开复合压力表和真空泵对室内机和连接管抽真空。
Connect the vacuum pump to the compound pressure gauge; open the compound pressure gauge and vacuum pump to vacuum the indoor unit and connecting pipe.
适用于检测压力真空断路阀，减压防回流阀或双止回阀总成，不再需要压力表和压差表。
Designed to test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies, allowing you to eliminate both pressure and differential test gauges.
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