The two types of engine valves are intake and exhaust.
发动机气门的二种型式是：进气口和排气口。
This paper holds a discussion on methods of adjusting in line engine valves and recommends a new method for that.
本文对直列式多缸发动机气门调整方法进行了探讨，推荐一种新的方法。
The invention relates to a method for making a titanium-based automotive engine valves using powder metallurgy process, and the automotive engine valve stem, engine valve and method of producing both.
本发明涉及利用粉末冶金工艺制造钛基汽车发动机气门的方法。公开了汽车发动机气门杆、发动机气门以及二者的制造方法。
The three valves in the shuttle's engine compartment kept being replaced to ensure they were the best available and safe to fly.
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。
A two-stroke engine has no moving valves, and the spark plug fires each time the piston hits the top of its cycle.
二冲程发动机没有移动的阀，火花塞每次点火活塞到达循环顶端。
Injecting fuel directly into the engine (rather than into the inlet manifold, upstream of the inlet valves) also has beneficial effects.
燃油直喷到引擎(而不是到进气总管、进气阀门的上边)也有有益效果。
As engines get smaller, yet maintain the power density of a larger engine, the valves in them tend to take a greater beating.
发动机越来越小巧，却仍保留了大号发动机的动力密度，这时气门会承受更大的热量。
Below are revised engine specifications and pictures with the new valves.
下面是修改发动机规格和图片的新阀门。
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。
The new 2.0-litre diesel engine is introduced. Featuring overhead valves, it is the start of a whole new engine family.
新的2.0升柴油发动机推出。采用间接阀，这是全新发动机系列的开端。
If the valves do not close fully the engine will not develop full power.
如果阀门不完全关闭，发动机将不能发挥全部动力。
Valves in modern car engines are located in the cylinder head at the top of the engine.
现代汽车发动机里的阀门位于发动机顶上的汽缸盖。
If the valves do not close fully the engine will not develop full power.
如果气门关闭不严，发动机就不能发挥出全部的功率。
A prototype of pulse detonation rocket engine (PDRE) is introduced to solenoid valves for the control of oxygen, kerosene and isolation gas; thus continuous combustion is avoided.
简述了脉冲爆震火箭发动机的实验系统，利用电磁阀控制煤油，氧气和隔离气体，避免了连续燃烧。
The steam engine is designed to be a "closed-loop" system, in which water escaping from the cylinders through the exhaust valves is captured and cooled in a condensing unit.
蒸汽引擎被设计成闭路循环系统。当从气缸中排出的水蒸汽经过蒸汽阀门时，这样的系统可以将它们截留，然后送进压缩包里冷却。
All fuel can serve any engine, the tanks being linked by pipes with oneway or pilot-controlled valves.
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。
In last-gen aircraft, high-pressure gas is taken from the engine and transported through bleed valves to the auxiliary power system, which controls air-conditioning, for example.
举个例子，在上一代飞机中，引擎中的高压气通过排除阀到达辅助动力系统，该系统控制着空调设备。
This paper introduces the design of valves of four-stroke motorcycle engines and relating problems on material selection and their influences on engine performances.
本文介绍了四冲程摩托车发动机气门设计和选用材料的有关问题，及对发动机性能的影响。
This results in a cleaner combustion chamber, pistons, spark plugs and valves which results in less wear and tear on these engine components.
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。
Since the engine has no valves, it doesn't need any camshaft, valve lifters and so on.
因为发动机没有阀门，它不需要任何凸轮轴、起阀器等。
In the engine, cams on the CAM shaft cause the intake and exhaust valves to open.
在发动机中，凸轮轴上的凸轮控制进气门和排气门的开启和关闭。
Exhaust valves of both gasoline and Diesel engine are damaged by combine gas corrosion and fatigue stress, which caused the formation of pits.
无论汽油机或柴油机气阀，都是在燃气腐蚀与疲劳应力的联合作用下过早地产生所谓“麻坑”而损坏。
Sometimes valves will stick when cold But will work free as the engine warms up.
有时，发动机冷态时，气门也会粘住； 发动机预热后，气门工作就正常了。
Three types and their properties of gas valves of electronic control automobile engine are introduced.
介绍了电控发动机节气门体的三种类型及特点。
Hence, the ME engine features fully integrated control of all functions like the governor, start and reversing, fuel, exhaust and starting valves, as well as cylinder oil feeding.
因此，ME系列柴油机的特点是调速、起动、换向、供油、排气阀和起动阀，以及气缸油的注油控制等所有功能集为一体。
Improper combustion, due to a rich mixture, defective ignition system, loss of compression in the engine, a cold engine, and so forth, will result in carbon deposits on the exhaust valves.
因混合气过浓、点火系统有故障、发动机内压力损失、冷机等导致的不正常燃烧都会形成气门积炭。
Adjustment of valves clearance for the in-line, V-type and number multi-cylinder engines is able to be completed only by rotating an engine twice and summed up in a pithy formula.
提出了一种利用简单口诀，对直列、V型及奇数多缸发动机，两次调校即可完成其所有气门调校的方法。
Cam Profile - Combined - Cycloidal curve used for high speed Automobile Engine intake and exhaust valves is proposed.
本文提出一种高速车用柴油机配气凸轮的型线——复合摆线凸轮轮廓。
Cam Profile - Combined - Cycloidal curve used for high speed Automobile Engine intake and exhaust valves is proposed.
本文提出一种高速车用柴油机配气凸轮的型线——复合摆线凸轮轮廓。
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