1、

wigner-ville distribution was used to study the time-frequency characteristics of pressure wave in fuel injection system of a four-stroke diesel engine under condition of liquid-gas tow-phase flow.

利用Wigner-Ville分布算法对液-汽两相流状态下的四冲程柴油机喷油系统中的压力波的时频特性进行了研究。

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2、

experimental investigation into the varying back pressure of four-stroke turbocharged diesel engine

四冲程涡轮增压柴油机波动背压特性的试验研究

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3、

improving the performances of two-stroke engines by the use of exhaust pressure

利用排气动力提高二冲程汽油机的性能研究

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4、

the calculation of exhaust pressure wave for the small two-stroke petrol engine

小型二冲程汽油机排气压力波的计算

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5、

the load on crankshaft ball bearing of a single cylinder 4-stroke motorcycle engine is analyzed in order to observe the effect of combustion pressure, reciprocating inertia force and unbalanced rotational centrifugal force on inner and outer ring of ball bearings.

通过对摩托车单缸四冲程发动机曲轴滚动轴承负荷的分析,了解燃烧气体力、往复惯性力和不平衡旋转离心力对轴承内圈和外圈的影响。

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6、

aero-dynamic process in exhaust manifold of two-stroke diesel engine-with fixed pressure and supercharge and its effect on engine behaviour

定压二冲程机排气支管内的气动过程及其对内部过程的影响

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7、

depending on viscosity of fluid, the application can be adjusted individually via nozzle dimension, needle stroke, atomizing air pressure and material pressure.

喷枪可以根据所喷流体的不同黏度,单独调节喷射角度、压力、雾化效果和流量。

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8、

maois interact with tyramine in such a way that may cause a sharp increase in blood pressure, which could lead to a stroke.

MAOIs与酪胺的这种相互作用的方式可能引起血压的陡增,这可以导致中风。

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9、

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。

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10、

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。

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11、

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。

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12、

the exhaust ports are simply tubes at the bottom of the piston stroke that open to the atmosphere to relieve the pressure in the cylinder.

港口的排气管只是底部的活塞行程,开放的气氛,以纾缓压力缸。

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13、

a computerized system measured pressure and stroke duration, both on the paper and in the air.

然后测试者们用计算机化的系统测量在纸上和空气中的压力和运笔的时间长短。

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14、

when the fuel pressure is low, the fuel injection timing injects fuel in the first half of the compression stroke.

当燃料压力低时,燃料喷射定时在压缩冲程的第一半喷射燃料。

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15、

numerical calculation of the pressure waves in exhaust system of two stroke cycle engines

二冲程发动机排气压力波的数值计算

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16、

Conclusion: Pressure therapy is an effective treatment on affected hand dropsy with stroke.

结论: 压力治疗对偏瘫手水肿具有较好的治疗作用.

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17、

Objective : To study effects of pressure treatment on dropsy of the affected hand in stroke patients.

目的: 研究压力治疗对偏瘫后患手水肿的治疗作用.

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18、

It includes heart attack, shock stroke and high blood pressure.

它包括心脏骤停, 中风和高血压.

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19、

Of the modifiable risk factors for stroke, blood pressure is the most important, Goldstein said.

戈尔茨坦说,在可改变的中风危险因素中, 血压是最重要的因素.

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20、

Third , normal or low blood pressure are not allowed to stroke.

血压正常或偏低者不得中风.

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