调整安全阀。
Throttle valve role is the export of high-pressure liquid coolant condensers to reduce and regulate the flow of relief.
节流阀的用途是对冷凝器输出的高压液态制冷剂进行节流降压和调节流量。
The pressure regulator serve to automatically regulate the operating pressure in an braking system it can release the of compressor together with relief valve.
该气压调节器用于自动控制气压制动系统的工作压力。它通过与松压阀共同作用，使空压机卸载。
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