The pressure of scraper is controlled by the air pressure adjusting valve.
配套气压调节阀，控制刮印刀的压力。
The pressure of the positive pressure cavity is maintained by an air compressor and a vacuum and regulated by the corresponding adjusting valve.
正负压腔的压力由空压机和真空泵维持并由相应的调节阀调节。
The relief valve consists of a sealer and an adjusting spring. When the inlet pressure is greater than a set value, the spring pressure is overcome to discharge over-pressure air.
其安全阀是通过密封垫和调节弹簧构成的，当进口压力大于设定值时克服弹簧压力， 把过压气体泄放出去。
The relief valve consists of a sealer and an adjusting spring. When the inlet pressure is greater than a set value, the spring pressure is overcome to discharge over-pressure air.
其安全阀是通过密封垫和调节弹簧构成的，当进口压力大于设定值时克服弹簧压力， 把过压气体泄放出去。
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