Double guns , dual pressurizing valve and auxiliary valve control;
双加压阀及辅助阀控制；
Using this feature with the Purge Valve closed can result in over pressurizing the system or exceeding the Pressure Safety Relief Valve setting.
在放气阀关闭时使用这个功能，可能会导致系统压力过大或超过压力安全阀的设置压力。
The cryogenic helium pressure regulator is one of the most difficulty valve in cryogenic helium pressurizing technique which is applied first in LM3A rocket of China.
长三甲火箭在国内率先采用了冷氦增压系统，冷氦压力调节器是冷氦增压系统中的最关键阀门之一。
The valve opens automatically by pressurizing connection 1.
阀门打开自动加压连接1。
The valve opens automatically by pressurizing connection 1.
阀门打开自动加压连接1。
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