self-acting control 直接调节 ; 自动控制 ; 自行控制
self-acting control valve 自力式阀门
self-acting control detail 自控制
closed-loop self-acting control [自] 闭环自动控制
Self-acting type temperture control valve 自力式温度调节阀
Self-acting type control valve 自力式调节阀
Self Acting Temperature Control 自力式温控阀
self-acting flow control valve 自力式流量控制阀
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