... main stop valve 主截止阀; 主停汽阀 main throttle valve 主节流阀; 主汽门 main valve 主阀; 总阀 ...
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... 主结构甲板：structural deck 主节流阀：main throttle valve 主角度基准：master angular reference ...
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cracks on main throttle valve 主汽门裂纹
mediate-pressure main throttle valve 中压主汽门
main inlet throttle-stop valve 主汽门 ; 主进汽节流
main starting valve throttle 主油门
An engine main pump test system was improved to be both applicable for pump test and fuel throttle valve test.
在长征系列发动机主泵试验系统现有的基础上经局部改造而建造了燃料节流阀试验系统。
Butterfly valve through the valve shaft rotation to drive the rotation of a disc-shaped disc, to open and close a valve, cut off from the main pipe and throttle with.
进口蝶阀是指通过阀轴旋转来带动一个圆盘形的蝶板的转动，达到开启与关闭的一种阀门，在管道上主要起切断和节流用。
High delivery lift and high backpressure required in fuel throttle valve test were obtained through higher rotation speed of the main pump.
利用长征系列发动机主泵作为动力源，提高其转速，解决了燃料节流阀试验要求的高扬程、高背压等技术难题。
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