Should it have a long or short piston?
活塞应该长还是短？
Featuring a spring piston firing mechanism, the sniper rifle is almost silent when fired.
采用弹簧活塞式发射装置，狙击步枪射击时几乎无声。
The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward, thereby increasing the speed of the engine and cutting its fuel consumption.
最后一步是将蒸汽引入气缸，使得活塞前后推动，从而提高了发动机的速度，降低了燃料消耗。
The piston moves by steam pressure.
活塞在蒸汽压力下运动。
There's my piston right there.
现在我的活塞在这里。
从齿条活塞上拆下工具。
We've got my container, my piston here.
这里是容器和活塞。
So my container here has a piston on it.
我的容器上有一个活塞。
The piston is reciprocating inside cylinder.
活塞在汽缸内部往复运动。
This piston should be properly centered.
这个活塞应很好的对中。
This means longer rod and piston seal life.
这意味着不再杆和活塞密封寿命。
And the total pressure is given by the piston here.
总的压强由，活塞给出。
Filling the cylinder with steam pushes the piston out.
填充汽缸的蒸汽将活塞推出。
Replace piston rod and add flow passage on piston rod.
更换活塞杆，在活塞杆上增设流道。
A piston engine is said at best to be only 33% efficient.
一台活塞式发动机被充其量说只成为有效率33%。
Check piston diameter on oil piston shank with micrometer gauge.
使用千分尺在机油活塞体上检查活塞直径。
So initially, we're going to have our piston, there's the plug sitting here.
所以一开始，这是个活塞，这里是个节流阀。
You may think of it as the free running piston in your vehicle's engine.
你可能会认为它当作免费的运行活塞在您的汽车的引擎。
At present, digital variable displacement axial piston pump has some problems.
目前，数字变量轴向柱塞泵还存在着很多问题。
And so we know the force for a particular mass, and we know the area of the piston.
我们知道每个质量对应的力，也知道活塞的面积。
This text introduces the principle and design of high pressure release cone piston.
本文介绍高压释放式锥体活塞的工作原理、结构设计；
Each piston disassembled and polished, each nut and washer cleaned or replaced, accounted for.
每个活塞都要拆下来并且打磨，每个螺母和垫圈都要清洗或更换，并且一个都不能少。
My earliest memories are of pointing to the sky, having detected the far-off drone of a piston engine.
我能回忆起的最早的事情就是指着天空，耳边传来远处的活塞引擎的轰鸣声。
The core of a steam engine is a cylinder that is sealed at one end and has a moving piston at the other.
蒸汽机的核心是汽缸。它一端密封，另一端有个可以移动的活塞。
So I've got, this piston here is compressed, and I slowly, slowly increase the volume, drop the temperature.
这样，这个活塞就被压缩了，然后我再很慢很慢地增加它的体积，降低温度。
We have a weight on the piston, and that weight is chosen so that p2 it acts as though p external is equal to p2.
让活塞上放一重物，让它的效果刚好,等同于外压强。
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。
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。
应用推荐