介绍了液体火箭姿控发动机阀门电流信号采集系统的设计要点、研制方法与主要开发过程。
This paper presents the critical design, researching method and procedure of acquisition system for valve current signal of liquid attitude control rocket engine.
航天飞机发动机内的这三个阀门不断被更换，以确保它们是最有效的，能保障飞行的安全。
The three valves in the shuttle's engine compartment kept being replaced to ensure they were the best available and safe to fly.
这是原因之一，汽车制造商提供一个阀门，把空气离开汽车发动机冷却系统。
This is one reason why car manufacturers provide a valve to throw the air away from the car engine cooling system.
如阀门打开或关闭的时间不对或根本打不开或关不住，空气无法进入，废气无法排出，因此发动机不运转。
If the valves do not open and close at the right time or at all, air cannot get in and exhaust cannot get out, so the engine cannot run.
如果发动机回火，进气歧管骤增的压力就迫使阀门向后移动。
If the engine backfires, the sudden pressure in the intake manifold forces the valve back.
下面是修改发动机规格和图片的新阀门。
Below are revised engine specifications and pictures with the new valves.
由于重新设计的阀门，发动机不敏感，空气压力，将很容易运行只需吹的进气歧管。
With the redesigned valves, the engine is not sensitive to air pressure and will easily run just by blowing into the intake manifold.
所有的燃料可以适用于任何发动机，油箱用管子连起来，这些管子都有单向阀门或者是飞行员控制的阀门。
All fuel can serve any engine, the tanks being linked by pipes with oneway or pilot-controlled valves.
在二行程发动机中，活塞起到阀门的作用，当活塞接近下止点时，使气缸壁上的进排气口打开。
In the two-cycle engine, the piston ACTS as a valve, clearing valve ports in the cylinder wall as it nears BDC.
介绍了飞机环境控制系统中发动机引气、热交换器、管道、文氏管以及阀门等部件的数学模型。
The mathematical model for aircraft engine, heat exchanger, duct, venturi, valve and other components in aircraft environment control system (AECS) is described in this paper.
等分式动力卡盘广泛使用于数控车床、自动化专机上，应用于汽车、内燃机、发动机、冷冻机阀门、暖通等行业。
Divider power chuck is widely applied for numerical control machine tool, automation special machine, automobile, internal combustion engine, engine, refrigerator valve, heating ventilation, etc.
现代汽车发动机里的阀门位于发动机顶上的汽缸盖。
Valves in modern car engines are located in the cylinder head at the top of the engine.
真空操作打开阀门致动器来选择较长，680毫米，进道在低转速，提高利率的同时气流和发动机扭矩。
Vacuum operated actuators open valves to select a longer, 680mm, inlet tract at low revs, increasing the rate of both the airflow and the engine torque.
因为发动机没有阀门，它不需要任何凸轮轴、起阀器等。
Since the engine has no valves, it doesn't need any camshaft, valve lifters and so on.
这个结果在清洁的燃烧室，活塞、火花塞、阀门，结果在减少磨损和这些发动机零件。
This results in a cleaner combustion chamber, pistons, spark plugs and valves which results in less wear and tear on these engine components.
大小涡轮相继增压系统上、下行切换试验结果表明，阀门切换过程中发动机转速波动范围随着负荷的升高而增大。
The experimental results of upwards and downwards switching processes showed that the fluctuation range of engine speed increased as the load increased in the valve switching process.
该采集系统实现了多路液体火箭姿控发动机试车阀门电流信号的数字化测量。
This system improves the digital measurement of valve current signal in the test with its high-speed multi-channel parameter gathering technology.
其他熟悉的例子包括对灶具燃气控制，小阀门安装在洗衣机和洗碗机，安全装置安装在热水系统，在汽车和发动机排气阀。
Other familiar examples include gas control valves on cookers, small valves fitted to washing machines and dishwashers, safety devices fitted to hot water systems, and valves in car engines.
就像人体的情况下，行业也是这样，阀门起到非常重要的角色，无论是运输饮用水，或在火箭发动机点火控制。
Like in case of human body, in industry too, the valves play a very vital role, be it transportation of drinking water, or control of ignition in a rocket engine.
本发动机自动进气、自动排气，而省去了进、排气阀门及传动系统。
It automatically admits and exhausts the gas, thus omitting gas inlet and outlet valves and driving system.
发动机罩的铝和阀门示范72使它成为身体重量轻，多功能的产品。
The Aluminum bonnet and valve body of the Model 72 makes it a light weight and versatile product.
发动机罩的铝和阀门示范72使它成为身体重量轻，多功能的产品。
The Aluminum bonnet and valve body of the Model 72 makes it a light weight and versatile product.
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