查询词典 reciprocating motion

In the year of 1954 French scientist Maurice Allais found an unexplained phenomenon: in observing total solar eclipse, Allais found that a pendulum swing plane suddenly changed the direction of motion, that is, when the Earth, the sun and the moon are in a straight line, the law of motion in space will be changed.

在观测日全食时，阿莱发现一只摆的摆动平面突然改变了运动方向，即当地球与太阳、月球在同一条直线上时，会以某种方式改变摆在空间的运动规律。

When the optical fiber polishes, the motor leads the polishing disc to do revolving and swinging motion through vertical eccentric shaft by two synchronizations rotary motion with the ambulacrum.

光纤抛光时，电机经同步带带动两个同步旋转运动的立式偏心轴从而带动抛光盘作旋摆运动，光纤端面在外力的作用下紧压在抛光盘上，依靠光纤端面与贴在抛光盘上的固着磨料磨具之间的摩擦从而达到对光纤端面的抛光作用。

With the aid of the Laplace transformation, an analytical solution for the motion of the plane standing wave in the presence of free surface charge is obtained. Moreover, the motion of the cylindrical standing wave in the presence of free surface charge is solved using semi-analytical method.

通过变换的方法，求得了平面驻波漏电介质模型解析形式的初值解，并用半解析半数值的方法求解了柱面驻波漏电介质模型的初值解。

The mechanism is composed of two ball screws, U-type linear rails, linear bearings and flexible couplings. The permanent magnetic direct current motors are used as actuators. The rotary encoder is used to measure the angular position of the DC motor. The digital controller is implemented on the personal computer and a motion control card (EPCIO-6000). The objective of this thesis is to realize precise positioning control using a real-time motion control system on an X-Y table.

机械结构包括有滚珠导螺杆、U型线性滑轨组、线性轴承及可挠性连轴器等；致动器是采用永磁式直流马达(permanent magnetic direct current motor)；感测器是使用光学式旋转型编码器来量测马达旋转的角度；控制器则是以个人电脑为控制核心，搭配运动控制轴卡(EPCIO-6000)所组成。

The motion of the balance wheel of a watch is an example of angular harmonic motion.

钟表摆轮的运动就是角谐运动的一个实例。

Six motion parameters were tracked. Repeated measures statistical analysis was performed to evaluate angular and translational motion.

六种活动参数被记录，测试将多次重复以分析椎体的角位移和平移位移。

Based on the projectile-borne mechanism angular motion simulation device, a new testing method for the projectile-borne mechanism motion test is provided, which is based on the ARM embedded system.

研究弹道环境下弹载机构的运动规律是引信等弹载机构设计、研制、故障分析和性能评价的重要依据和基础'了。

Quantity of angular motion in the sagittal and coronal planes is likely to provide protection against adjacent-segment disease. Also important is the quality of motion, including radius of curvature, shear properties, and location of the instantaneous axis of rotation.

在矢状面和冠状面的角活动度的测量可能提供阻止临近节段疾病的方案，通用重要的是活动度的质量，包括曲率半径，剪切力的性质，转动瞬轴的位置。

Traditionally, artificial knee-joints use hydraulic damping, which presents more angular resistance to fast rotational motion than to slow motion.

传统的人造膝关节采用液压阻尼，它在快速转动时会产生比低速运动更大的角抗力（没有找到angular resistance的专业译法）。

Motion Design Elements - Motion Design Elements are animated graphics with alpha channels.

运动设计元素-运动设计元素都是alpha通道的动画图形。

The two dozen translators have stuck to their guns in holding on to several useful Chinese terms, like jiaozi for boiled dumplings, tangyuan for glutinous riceballs, and shaomai for those money-bag steamed dumplings.

参与此项工作的二十多位翻译竭力保留了许多有用的中文词语，如将"饺子"、"汤圆"和"烧卖"分别音译成jiaozi、tangyuan和shaomai。

Due to the constant bickering between their two heads, Ogres exhibit less intelligence than even the lowly Peons.

由于两个头不停的斗嘴，这种食人魔的智力甚至连苦工赶不上，但无论如何，食人魔战