答案是地球运动的动力学，顺便说一下，这也是导致冰河时代的原因。
The answer is the dynamics of earth's motions, the same thing that caused the Ice Age by the way.
他们的许多工作都归结于测量——从游泳运动员跳水的准确角度，到自行车运动员每秒的动力输出。
A lot of their work comes down to measurement—everything from the exact angle of a swimmer's dive to the second-by-second power output of a cyclist.
政策的一个动力是，公司已经开始建造大规模的星座，包括成百上千的卫星和其中许多运动部件。
One impetus for the policy is that companies are already starting to build massive constellations, comprising hundreds or thousands of satellites with many moving parts among them.
这问题促使工程师们设计出利用传感器监测建筑物运动的有源阻尼器，和照着定位在上层楼面的移重而回应的动力促动器。
This has prompted engineers to devise active dampers that use sensors to monitor the building's movement and powered actuators to respond accordingly by moving weights placed on the upper floors.
这问题促使工程师们设计出利用传感器监测建筑物运动的有源阻尼器，和照着定位在上层楼面的移重而回应的动力促动器。
This has prompted engineers to devise active dampers that use sensors to monitor the building’s movement and powered actuators to respond accordingly by moving weights placed on the upper floors.
运用来自土木工程的经验，在过去的十多年中“模式运动”已经真正获得了一些动力。
Applying lessons learned from civil engineering, the "patterns movement" has really gained momentum over the last ten years.
尽管匹斯托·瑞斯的无动力假腿不会提供额外的运动优势，但没有任何理由说动力假肢——或穿于健全人身上的外化骨骼——无法做到这点。
Although Mr Pistorius's unpowered prosthetics do not provide any metabolic advantage, there is no reason why powered prosthetics, or exoskeletons worn by able-bodied people, cannot do so.
宝马的这款新两升引擎最初出现在她的Z4运动车上，该引擎比被它取代的三升引擎更有动力，而且有比三升引擎高出20%的燃油效率。
The German carmaker’s new two-litre engine, which will be seen initially in its Z4 sportscar, is more powerful than the three-litre motor it replaces and 20% more fuel efficient.
年幼的雄性，不论人类还是猴子都喜欢那些有动力、能运动的玩具，而这些也给他们更多机会做粗犷的活动。
Young males, whether simian or human, prefer toys that can be used actively or propelled in space, and which afford greater opportunities for rough play.
一根手指的弹击足够使一个气球加速离去，当气球运动时，一点动力，甚至空气的摩擦力可以很快使它慢下来。
The flick of a finger is enough to make a balloon accelerate away. When moving, it has little momentum and even the friction of the air quickly slows it up.
任何严肃的教育理论都涵盖两个部分：对生活目标的理解和心理动力学的知识，即精神运动的规律。
Any serious educational theory must consist of two parts: a conception of the ends of life, and a science of psychological dynamics, i.e., of the laws of mental change.
但是，工资上涨的主要原因是劳动力供给的缩减，这是由于珠三角地区势头高涨的劳动激进主义运动。
But the main reason is a diminishing Labour supply, helped in the delta by an uptick in Labour activism.
那天的愤怒是我整个人生的推动力，直接将我推向了公民权利运动。
My outrage that day became the propellant of my life, driving me straight to the civil rights movement, where I've worked ever since.
现代运动用滑翔机的机翼长而细薄，拥有最佳的空气动力学效率，其升阻比达到50：1。
A modern sports glider, with long, slender wings, is the most aerodynamically efficient aircraft, with a lift-to-drag ratio of around 50:1.
宝马的这款新两升引擎最初出现在她的Z4运动车上，该引擎比被它取代的三升引擎更有动力，而且有比三升引擎高出20%的燃油效率。
The German carmaker's new two-litre engine, which will be seen initially in its Z4 sportscar, is more powerful than the three-litre motor it replaces and 20% more fuel efficient.
北京2008奥运将以绿色清新的面貌出现，为世界环保运动注入新的动力。
The 2008 Olympic Games to be held in Beijing will present itself as a refreshingly Green Olympics, which will add momentum to the worldwide endeavor drive for environmental protection.
摘要：机器人动力学是对机器人机构的力和运动之间关系与平衡进行研究的学科。
Abstract: for the robot dynamics is to study the relation between the force and movement and balance of the subject.
它与经典动力学“力改变运动”的概念合并，将获得宇宙运行自洽的科学原理，而无需“第一推动力”的假设。
It with classic dynamics "force change the movement" of concept, will merge the self-consistent universe scientific principle, without the hypothesis of "the First Driver".
滚珠丝杠利用的是滚珠运动，因此启动力矩极小，不会出现滑动运动那样的爬行现象，故而能保证实现精确的微进给。
Ball screw using ball movement, so the starting torque is very small, does not appear sliding movement crawling phenomenon, so can ensure accurate micro feed.
徐律师同时强调最近关于百度的争议也是这场运动的推动力。
Xu also noted that recent controversy surrounding Baidu might be behind the launch of this campaign.
将铰接式车辆简化成六自由度的动力学系统，建立了能反映率体平面运动和横向摆动的动态数学模型。
In this paper, the articulated vehicle is simplified to a six-free-degree system in dynamics, and a dynamic mathematical model was derived and established.
BMWM5的每个微小细节无不体现着运动力量与时尚优雅的完美融合。
Every last detail of the BMW M5 represents a fusion of sports strength and modern elegance.
观察了单腿破断时张力腿平台的平面运动、稳性、张力的重新分配和动力系数。
The TLP plane motion, stability, redistribution of tether force and dynamical factor has been viewed, during the rupture of one leg.
刘翔的教练孙海平说新的世界纪录并不会对刘翔的准备有太大的影响，取而代之的是会对运动员产生更大的动力。
Liu's coach Sun Haiping said the new world mark would not have a big impact on Liu's preparations but would instead add motivation for the athlete.
该计划是为模拟的运动学和动力学的平面和空间机械系统。
The program is intended for simulation of kinematics and dynamics of planar and spatial mechanical systems.
在此基础上分析了操作臂的运动学和静力学关系，建立了并联柔性系统的动力学模型。
Then, the kinematics and statics of the manipulator are studied, and a dynamic model of this parallel flexible system is established.
本文通过对包含运动学和动力学特征的新型CAD模型理论与应用的研究，预示了该理论和方法有很大的发展潜力和广阔的应用前景。
This thesis researches on the theory and application of the new CAD model having kinematics and dynamics feature, which also indicates its great development potential and widely application future.
首先，目前在卫星动力学中常用的所有人造卫星运动方程的数值解法有待改进的最重要的问题就是稳定性问题。
First, now in all common numerical methods for the satellite dynamics equations the most important problem that needs to be improved is stability problem.
首先，目前在卫星动力学中常用的所有人造卫星运动方程的数值解法有待改进的最重要的问题就是稳定性问题。
First, now in all common numerical methods for the satellite dynamics equations the most important problem that needs to be improved is stability problem.
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