compression stroke
英 [kəmˈprɛʃən strəʊk]
美 [kəmˈprɛʃən stroʊk]
压缩行程，压缩冲程
双语例句
- Then diesel fuel oil is injected or sprayed into the cylinder at the end of the compression stroke.
然后在压缩冲程即将结束时，柴油燃料被喷射或被喷雾进入气缸。 - The piston travels down on the intake stroke, up on the compression stroke, down on the power stroke and up on the exhaust stroke.
进气行程，活塞下行；压缩行程，活塞上行；做功行程，活塞下行；排气行程，活塞上行。 - Intake-generated tumbling motion has been recently proposed to enhance the turbulence level during compression stroke to promote the combustion rate and reduce operation variations.
最近倡议利用滚转运动增强引擎中之紊流强度，以增进燃烧效率与降低运转变异性。 - Observation on the effect of hot compression with TCM drugs on treating limb spasm after stroke
中药湿热敷治疗脑卒中后肢体痉挛的疗效观察 - These four strokes are intake stroke, compression stroke, power stroke and exhaust stroke.
这四招进气行程，紧缩行程，动力冲程和排气冲程。 - A new ICE working cycle with a partial isothermal compression stroke is advanced.
本文提出了一种新的内燃机理想循环&具有部分等温压缩冲程的内燃机工作过程。 - Using lower switch time, lower compression speed and higher compression stroke will result in lower cavity pressures.
使用较短的切换时间、低的压缩速度以及较高的压缩行程将生成较低的模安穴压力。 - It was found that the compression speed and compression stroke are the two factors affecting the molding pressure most significantly.
由模拟找出了压缩速度与压缩行程是两个影响成型压力极大的因素。 - The study results show that, near the top of compression stroke, the turbulent motion is enhanced with the increasing in speed and throttling, enhanced with the decreasing in squeeze gap and compression ratio.
研究结果表明，在压缩上止点附近，缸内紊流运动随转速的升高、挤气间隙的减小以及节气门开度的增大而加强，但随压缩比的升高而减弱； - It is necessary to use three position signals when reflect the position of Four Stroke Gasoline Engine's piston in cylinder: Top Dead Center Signal, Compression Stroke Signal, Crankshaft Position Signal.
反映四冲程汽油机的活塞在气缸中的位置时，要用到三个位置信号：上止点信号、压缩行程信号、曲轴转角信号。 - The result shows that tangent turbulence intensity is nearly the same from the outer to the center of the cylinder in the compression stroke.
结果表明在压缩过程中，从缸心到缸壁，切向湍流强度值大体相同。 - A Method for Predicting in-Cylinder Gas Motion During the Compression Stroke
预测压缩冲程期间气缸中气体运动的方法 - Results show that turbulence intensity near the top dead center of the compression stroke under the inlet pressure at highland is obviously lower than that at sea-level.
结果表明，在模拟高原进气压力时，压缩上止点附近燃烧室内的湍流强度比在平原进气压力时明显下降。 - This critical piston position of crank angle should correspond to the time when the in-cylinder tumble has to be distorted and destroyed by the upward moving piston during the late stage of the compression stroke.
活塞临界位置与在压缩冲程后期活塞上行、缸内滚流开始畸变、破碎的活塞位置相当。 - Theoretical Analysis and Application on Structural Compression of Chinese Font Based on Stroke Extraction
基于笔画抽取的汉字字形结构式压缩方法的研究和应用 - The stratified phenomenon is obvious at the start point of the intake cycle, and the exhaust gas and the pre-mixed gas distribute on each side in cylinder of the engine respectively, which almost lasts to the end of compression stroke.
该分层的规律是在进气行程初期废气分层现象明显，废气和新鲜混合气各在气缸一侧，并维持到接近点火时刻； - During the compression stroke the turbulence kinetic energy decreases due to the dissipation effect, while the turbulence kinetic energy in the center of the cylinder increases as a result of the squish effect.
缸内平均湍动能强度在进气冲程中总体呈先增大后减小的趋势，压缩冲程中耗散作用使湍动能降低，但挤流作用使气缸中部的湍动能升高； - A diagrammatic method is employed to compute shock absorber force at compression stroke.
提出了计算压缩行程减振器阻力的图解法。 - A Study of the in-Cylinder Flow in Diesel Engines During the Induction and Compression Stroke
柴油机进气和压缩过程中气缸内流动的研究 - For gasoline direct injection ( GDI) engines, the fuel is required to be injected into the cylinder near the end of the compression stroke to realize the stratified charge combustion at part load.
缸内直接喷射式汽油机，要求部分负荷时在压缩过程后期喷入燃油，实现混合气分层燃烧，以获得好的经济性； - In this thesis, we discuss the compression method of Chinese font and put forward a method based on stroke extraction.
本文在对汉字字形的结构式压缩进行了讨论的基础上提出了一种基于笔划抽取的汉字字形结构式压缩方法。 - And that the simulation results of the compression stroke present the differences between both kinds of turbulence models.
对平顶活塞及带坑活塞压缩过程的模拟结果，显示了两种湍流模型的差异。 - The results show that severe stenoses lead to wall compression and critical flow conditions such as negative pressure and high shear stress which may be related to artery collapse and plaque cap rupture which lead directly to heart attack and stroke.
结果表明，严重的血管狭窄使管壁受压，流体出现负压力及高剪切应力，这些正是导致血管塌陷、血管瘤破裂，从而引发中风及其他心脏疾患的重要原因。 - The experiment is successful and the result shows that high turbulence intensity is reached at the end of compression stroke in the new type combustion chamber.
结果显示：在压缩终了附近，这种新型燃烧室中的紊流场具有高的紊流强度。 - This paper focuses on the direct injection gasoline during the compression stroke and expansion stroke, analyzes the change process of pressure, temperature and flow field during the fuel injection period, before and after fuel injection.
本文主要对直喷式汽油机在压缩冲程和膨胀冲程中的燃烧进行模拟，分析了喷油前、喷油中、喷油后压力、温度及流场的整个变化过程。 - By means of realistic engine near the end of the compression stroke, combustion process with different boundary conditions, such as, initial temperature, initial pressure and excess air coefficient is simulated in the constant volume combustion bomb.
参考实际发动机压缩终了时刻的边界条件，模拟了定容燃烧弹内不同组合燃烧边界条件（温度、压力和过量空气系数）下的燃烧过程。 - With the increase of crank angle, the mean kinetic energy of in-cylinder turbulence during compression stroke decreases at first, then increases and finally decreases again.
压缩过程中缸内气体的平均湍动能随曲轴转角的增大呈先减小后增大再减小的趋势。 - At the end of compression stroke, the turbulent kinetic energy of flow around the edge of cylinder is weak, while that of squish in the middle is relatively strong.
压缩上止点附近气缸边缘的湍动能很弱，而气缸中部挤流区域的湍动能则相对很强。