... 直接进入阀 direct admission valve 直通截止阀 through shut-off valve 直通空气制动装置 straight air brake equipment ...
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Oxygen flows through the pressure reducing regulator and shut off valve to the masks.
氧气通过减压调节器和关断活门流向氧气面罩。
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The rotating valve is connected with pressure cylinder which is connected with four shut off valves through one hydraulic lock.
转阀通过一个液压锁与增压缸相连。增压缸与四个闭锁阀相连。
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