卑微的四缸引擎能如此迅速地替代其他更多缸数的引擎的原因是废气涡轮增压和燃油直喷技术的广泛使用。
What has turned the lowly four-banger into such a ready replacement for its bigger brethren is the widespread use of turbo-charging and direct fuel injection.
螺旋气道通过气门间隙与缸壁的气流相互作用也产生涡流，因此，涡流数取决于相应气缸中心的螺旋线方位。
Helical port also produces swirl by airflow interaction of valve gap and cylinder wall, so swirl number depends on helical line direction of relevant cylinder center.
掘进机推进液压缸的推压力是确定掘进机推进液压缸缸数和液压缸大小的主要设计参数，也是确定掘进机工作中推进力大小的依据。
The thrust of crowd cylinder on tunneler is the main design parameter to determine the number and dimension of crowd cylinder on tunneler and the basis to determine propelling force of tunneler work.
关联维数的最大差值与平均值之比值可以用来判断液压缸是否存在爬行现象。
The ratio of the maximum difference and the average value of correlative dimension can be used to decide whether creeping phenomenon of hydraulic cylinder exists.
关联维数的全程变化趋势可以反映液压缸运行过程中非线性弹簧的变化特征；
The varying trend of whole process can be used to reflect the varying characteristics of nonlinear spring of moving hydraulic cylinder.
并采用A NSYS有限元分析方法对夹桩器上均布液压缸数进行了选择。
And the ANSYS finite element analysis is used to choose the number of hydraulic pressure vats, which are distributed in the pile gripper.
如果发动机的气缸数超过八缸，就很难保证在曲轴也成直线布置的同时，制造出足够刚性的缸体。
If an engine has more than eight cylinders, it becomes difficult to make a sufficiently rigid frame and crankshaft with an in-line arrangement.
本实用新型公开了一种能够显示汽车气缸电火花工作的显示仪，适用于各种缸数的汽油发动机。
The utility model discloses an automobile cylinder electric spark indicator, which is suitable for gasoline engines with various numbers of cylinders.
本实用新型公开了一种能够显示汽车气缸电火花工作的显示仪，适用于各种缸数的汽油发动机。
The utility model discloses an automobile cylinder electric spark indicator, which is suitable for gasoline engines with various numbers of cylinders.
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