This article introduces the structure, operating principle and key matching points of secondary air valve.
本文阐述了二次空气阀的结构、工作原理和匹配要点。
DIAPHRAGM, A flexible part for operating a valve mechanism by pressure.
隔膜，用气压或液压操作的活门机构中的柔性部件。
Maximums are based on the operating force for each valve size.
这种最大压差值是根据每个通径阀门的操作力计算的。
The operating principle, structure and advantages of dual controlled gas constant pressure valve are analyzed.
分析了双控燃气稳压阀的工作原理、结构和优点。
Operation process as the medium pressure is help to open valve, so reduce operating torque.
操作过程由于介质压力是有助于阀门开启的，所以减小了操作力矩。
Operation process as the medium pressure is help to open valve, so reduce operating torque.
操作过程由于介质压力是有助于阀门开启的，所以减小了操作力矩。
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