Open the main valve inlet pressure.
进口压力使主阀开启。
Main valve housing is a key part of giant turbines.
主汽门阀壳是大型汽轮机的关键零件。
The main control room boost, the main valve is closed.
主要控制室升压，主阀关闭。
If water pipes are damaged, shut off the supply at the main valve.
如果水管破裂，请在主控阀处切断水流。
The main valve fittings with screw lid release, pressure release valve.
将主阀盖上的配管接头螺丝松开，释放阀内压力。
Pilot valve can adjust lift and close pressure solely out if main valve.
导阀可在主阀以外单独调定开启压力和关闭压力。
Caution: Before maintenance, shut off the power and close the main valve.
注意：吹灰器维护检修时，一定要先切断电源，检修阀门时应关闭管路总阀。
If you smell gas or see a broken line, shut off the main valve from the outside.
如果闻到煤气味儿，或看到管道破裂，要关掉从外面进屋煤气管道的主阀门。
Leave the gas on at the main valve, unless you smell gas or think it \ 's leaking.
除非闻到煤气味或认为煤气正在泄漏，不用关掉煤气阀门。
Mainly by the main valve seat, the main valve plate, piston, springs and other parts.
主阀主要由阀座、主阀盘、活塞、弹簧等零件组成。
The main valve, globe or angle pattern, is diaphragm actuated, hydraulically operated.
主阀，截止阀或角阀结构，采用隔膜驱动，液压操作。
The main valve and pilot system can be serviced without removing the valve from the line.
不需要从管线上拆卸阀门，就可以对主阀和引导系统进行维修。
The oil stored in tanks in a former refinery was sabotaged when someone opened the main valve.
有人打开了石油的主要阀门，导致油厂内的石油倾泻而出。
Soft airproof main valve can obtain high airproof in the scope of over 95% lift pressure.
软密封的主阀瓣能在95%以上的开启压力范围内获得高密封度。
The check valves shall be modular and shall seal to the main valve body by the use of an O-ring.
这种止回阀应该是模块化的，并且应该采用一个O形环密封在主阀体上。
Turn off the gas at the outside main valve if you can and call the gas company from a neighbor's home.
如果你能在邻居家打电话，叫煤气公司关掉外面的煤气主阀盘。
The main valve by valve, O-rings, lock, stem, frame, (hand wheel) pneumatic devices composed pieces.
本阀主要由阀体、O型圈、闸板、阀杆、支架、（手轮）气动装置等件组成。
Turn off the gas, using the outside main valve if you can, and call the gas company from a neighbor \ 's home.
如果可能的话，从外面的主阀门关掉煤气。从邻居家给天然气公司打电话让他们处理。
Turn off the gas, using the outside main valve if you can, and call the gas company from a neighbor's home.
如果能够，关掉户外主煤气阀，用邻居家的电话打电话给煤气公司。
Hydraulic control valve is a main valve and the exterior of the needle valve and a combination of the pilot valve.
水力控制阀是由一只主阀及其外装之针形阀和先导阀等组合而成。
The main valve spindle incorporates an inner spindle for double regulation memory stop and valve position setting.
主阀轴配置一个内轴，适用于双重调节止动记忆和阀门位置设置。
In the steady state, the control room water, drainage same, the main valve opening constant outlet pressure stability.
在稳定状态下，控制室进水、排水相同，主阀开度不变，出口压力稳定。
In this paper, the main valve width and directive gain for uniform linear array of antennas in phased scanning are estimated.
本文对均匀直线阵列天线在相控扫描过程中的主瓣宽度和方向性系数进行了估算。
As guided needle valve system is greater than the amount of water displacement, the main valve pressure drop in the control room.
由于导阀系统排水量大于针阀的进水量，主阀控制室压力下降。
Power, the electromagnetic force directly to the pilot valve and main valve closed small pieces followed by upward, open the valve.
通电后，电磁力直接把先导小阀和主阀封闭件依次向上提起，阀门打开。
According to the report, it took firefighters hours to stop the leak because the pipeline's main valve was damaged in the explosion.
据报道，因为管道主阀门在爆炸中已被损坏，消防人员花了几个小时才阻止了煤气的渗漏。
Control room to stop the drainage, when the main valve control room pressure rise and close the main valve outlet pressure will not rise.
控制室停止排水，此时主阀控制室内压力升高并关闭主阀，出口压力不再升高。
Police say the saboteur must have had a working familiarity with the refinery to be able to open the tank's main valve and send tons of oil pouring out.
警方表示，嫌疑犯熟悉油厂事务，而且能打开阀门，让好几百万吨的石油哗啦啦的流走。
The main valve pathological changes were pure aorta petal diseases (54.2%), followed by combined diseases of bicuspid valve and aorta petal (33.1%).
瓣膜病变部位以单纯主动脉瓣最多（54.2%），其次为二尖瓣和主动脉瓣联合病变（33.1%）；
The main valve pathological changes were pure aorta petal diseases (54.2%), followed by combined diseases of bicuspid valve and aorta petal (33.1%).
瓣膜病变部位以单纯主动脉瓣最多（54.2%），其次为二尖瓣和主动脉瓣联合病变（33.1%）；
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