The evolution and mutation of planetary gear train with a small tooth differ-ence is discussed by means of kinematic inversion.
利用运动倒置法对渐开线少齿差行星传动机构进行变异与演化，并提出少齿差传动机构的同形异性机构。
To resolve the contradiction between the measurement of micro-displace or high-accuracy detecting of micro-vibration of ultra-low frequency and the convenience of building and adjusting, a inverted differential 4f grating demodulation system of laser Doppler is put forward.
为了解决物体微小位移或微小振动的超低频高精度检测与装调间的矛盾,提出一种倒置差动式4f激光多普勒光栅检波系统。
Shih, a former chairman of Chen's Democratic Progressive Party, began Sunday's gathering with a call to supporters to continue the struggle against the president.
施，陈领导的民进党的前主席，组织了星期天的集会，号召其支持者把倒扁运动继续下去。
President Chen should not have used the name issue as a campaign topic.
陈水扁不应以正名运动作为选战主轴。
Chaotic motion and its control of shallow reticulated spherical shells considering initial imperfect
具有初始缺陷的扁球面网壳的混沌运动与控制
Of or belonging to the phylum Nemertina(or Nemertea).
扁形动物门的扁形动物门的或属于扁形动物门
The puck is flat and slides on the ice.The hockey player move it around with his hockey stick.
冰球是扁圆的，在冰上能滑动。冰球队员用球杆掌握冰球的运动方向。
The exhausted runner sank to the ground.
精疲力竭的选手倒在运动场上
Movement in an opposite direction.
倒退在相反方向上的运动
bring down or defeat, in sports.
在体育运动中把对方打倒或击败。
The countdown to the Athens games has begun.
雅典奥林匹克运动会开始进入倒计时。
The wrestler tripped up his opponent.
那个摔跤运动员把对手绊倒在地。
scalping tickets to a popular sports event.
倒卖热门运动竞赛的黄牛票
Analysis of the Causes for the Aged to Fall down While Having Sports and its Prevention;
老年人运动中跌倒的病因分析与预防
The act of inverting.
倒置，倒转颠倒的动作
Analysis on electromyography and kinematics of different kinds of handstand
不同类型手倒立动作的肌电图学与运动学分析
This technic not only shows the characteristic of handstand, but also is the key point of moving of gravity center and balance in gymnastics.
本文运用运动生物力学的分析方法,研究杠慢起肩倒立的动作过程。
A mechanism, such as a gear in a motor vehicle, that is used to reverse movement.
倒退装置用来逆转运动的机械或结构，如电动运输工具中的齿轮
Well, I'm quite a sports fan, if that's any qualification.
嗯。我倒是一个运动迷，如果这是资格的话。
The exhausted runner threw himself down and gasped.
筋疲力尽的赛跑运动员一头栽倒直喘气。