查询词典 upstroke

By means of the K-ε turbulence model and finite element method, the flow of the fluid in the valve and the piston during a cycle of pumping is simulated and calculated. The motion law of the crude oil in the valve passage and concentric annulus in the upstroke and downstroke is analyzed.

针对杆式泵泵简内的流体流动问题，采用湍流模型的K-ε两方程模型和有限元方法，对在一个抽油循环中阀与活塞在几个特定的位置的流体流动进行了建模与计算，具体分析了处于阀道内和同心环状空间中的原油在上下冲程的运动规律。

On the upstroke of the press slide, the knockout bar of the press strikes the knockout collar forcing the knockout rods and shedder downward, thus pushing the finished workpiece out of the blanking die.

12在upstroke媒体滑了一跤，淘汰赛的酒吧按击淘汰赛衣领迫使淘汰赛棒和专利权向下，从而推动了完成零件的精密模具。

On the upstroke the knee should not go above hip level.

在upstroke的膝盖不应该超过臀部的水平。

However, this lift is accompanied by significant drag, and to diminish this birds and bats partially fold their wings during the upstroke.

不过，这电梯是伴随着重大的阻力，并缩小这个鸟类和蝙蝠部分倍，他们的翅膀在upstroke 。

Because of this major drawback, I redesigned the valve system to relieve the pressure in the cylinders on the upstroke of the pistons.

由于这一重大缺陷，我重新设计了阀系统，以纾缓压力的气瓶上upstroke的活塞。

Or the upstroke the stock is stripped from the blanking die by the upward travel of the stripper.

或者upstroke股票被从尾死在向上的旅行的脱衣女郎。

"The tell-tale tracks in the airflow caused by the wing beat have a very different pattern for bats, and this difference can be traced to the peculiar upstroke," he continued.

"告诉的故事，追踪在气流所造成的永安队有一个非常不同的模式，蝙蝠，这种差异可以追溯到特殊upstroke ，"他续说。

Spedding and his colleagues think that the unique aerodynamic wake signatures of bat wings are caused by different mechanical operations in the upstroke of the wingbeat.

斯佩丁和他的同事们认为，独特的气动签字后，蝙蝠的翅膀所造成不同的机械操作，在upstroke的wingbeat 。

During the upstroke, the elbows and wrist flex so the wing partially folds, and the leading edge tilts upwards.

在upstroke ，肘部和手腕弯曲，使机翼部分倍，领先的优势，倾斜向上。

In the vortex ring gait, the upstroke is aerodynamically passive (there is no bound circulation during this phase, and hence no trailing vortex), and the wings flex and move close to the body to minimize drag.

在涡环的步态， upstroke是aerodynamically被动的（是没有约束，流通在这一阶段，因此没有尾随涡），和翅膀flex和动议接近身体，以减少阻力。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。