controlled safety valve 流速控制的安全阀 pressure controlled safety valve 压力控制安全阀 numerically controlled regulating valve 数字控制调节阀 ..
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任何的渗漏或损坏都将造成控制管线压力的损失，这时关闭安全阀并确保井的安全。
Any leak or failure results in loss of control line pressure, acting to close the safety valve and render the well safe.
配置优质安全阀、截止阀、压力表及压力控制器，确保锅炉安全可靠运行。
Equipped with the high quality safety valve, cut-off valve, pressure gauge and pressure controller to ensure the safe and reliable running of the boiler.
压力控制阀有减压阀、安全阀和顺序阀三种。
Pressure control valve with pressure reducing valve, safety valve and the sequence of three kinds of valves.
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