Force direction varied only slightly for forces higher than 100 n.
当受力大于100n时应力方向略有变化。
There was no significant difference in the incidence of basal fracture between groups which suffered different force direction.
不同受力方向造成颅底骨折的发生率无显著性差异。
In the same subjects and different force direction, the retention forces of 3 successive measurements were significantly different (P<0.05).
相同受试者，不同施力角度，测量结果差异具有显著性（P<0.05）。
The analysis of forces exerted on material on vertical section shows that there should be an Angle between the vibrated force direction and crosswise of separation bed.
物料在纵断面上的受力分析表明：分选机激振力方向应与分选床横向有一定角度。
Under the control of the Sun's gravitational force, each planet maintains an elliptical orbit and all of them travel in the same direction.
在太阳引力的控制下，每个行星都维持在一条椭圆形的轨道上，并按照相同的方向移动。
The force is always perpendicular to the direction of motion.
因为这个力总是垂直,于运动的方向。
If the system is perturbed by some force and pushed in a new direction, it usually moves back toward equilibrium quickly.
如果系统受到某种力量的干扰，被推往一个新的方向，它通常会迅速移回到平衡状态。
It is not, as globalization critics suggest, a single force pulling in a single direction.
它不是像一些全球化的批评人士所说的一种力量往一个方向前行。
Since it is not easy to judge the direction of force in a fall, much less the extent of force, the belayer must evaluate each situation and make use of the rock for the most secure position.
由于在降落过程中很难判断受力的方向，更不用说受力的大小，因此保护者必须对每一种情况进行估量，并利用岩石取得最安全的位置。
Light's new trick is fancier than a boring push: It created the more complicated force called lift, evident when a flow in one direction moves an object perpendicularly.
但是光的新特性比单纯的推力要高级：光能产生这种更复杂的作用力-提拉力，很显著的例子是一个方向的光通量可以使物体垂直移动。
Matter is passive, just keeps going in the same direction the same speed until its acted upon by a force.
物质是被动的，仅仅是以相同的速度朝着相同方向做运动而已,除非受到外力的影响。
That means if you put an object in there that is completely immobile and you leave it in that force field, well, of course it might accelerate in some direction but it won't start spinning.
这就意味着，假如你将一固体固定在这个力场中,然后在力场中释放它，它有可能会朝向某一方向加速运动,但它绝不会旋转。
Clearly globalization is a complex set of partly contradictory forces. It is not, as globalization critics suggest, a single force pulling in a single direction.
很显然全球化是有些相互矛盾的力量进行一种复杂的适应。它不是像一些全球化的批评人士所说的一种力量往一个方向前行。
Even if it is for 5 minutes, that time will allow you to refocus your thoughts on your goals and minimalize the outside force pushing you in whatever direction it chooses.
即使只有5分钟，这段时间也将会促使你将你的注意力集中于你的目标上，并简化那些你受外部力量驱动作出的任何选择。
The genes that control food intake and metabolism act to keep weight in a stable range by creating a biological force that resists weight change in either direction.
这个控制从食物中吸收的热量和新陈代谢功能以达到保持体重的基因创造出了一种可以避免体重变化的生理力量。
That's also important — the acceleration is in the direction of the force.
这一也十分重要-，加速度与力方向相同。
If you are here, the force is always in the direction opposing increasing potential energy.
力就一直朝着，势能增长的反方向，势能增加。
The wall pushes back in the opposite direction with exactly the same force.
墙同时作用于我,一个反方向的力。
But now, according to the Third Law the earth must experience exactly the same force as the apple does but in opposite direction.
第三定律告诉我们,地球也会受到,与苹果方向相反,大小相同的力。
Work is defined as the product of a force and the distance through which its point of application moves in the direction of the force.
功的定义是力和力的着力点沿力的方向移动的距离的乘积。
But there were reports that others had also tried to force their way in the opposite direction.
但有报告称另有一些人试着反方向折回去。
Aha! If that's the case, I know - that the maximum force is now pointing upwards — the same magnitude, but it has now a different direction.
啊哈，这我会做了，最大静摩擦方向斜向上-，大小相等，方向相反。
So the spring force is opposing that, so the spring force has a minus sign here to indicate the direction.
弹力方向相反，所以弹力有个负号，来表示方向。
would be a force in this direction.
,就是这个方向的力。
Actions equals minus reactions, according to Newton's Third Law, so this force, Fij, will be exactly the same as Fji, except in the opposite direction.
作用力等于反作用力，这是牛顿第三定律，因此Fij与Fji完全相等，但它们方向相反。
Let's first decompose this force as we did before, in the y direction.
还是照惯例,把力分解到y方向。
Since there is no acceleration in the y direction, the normal force must be also mg cosine theta.
既然在y方向上,没有加速度，法向力也等于mgcosθ
So, the direction of the force is going to be that of x, y, z.
所以方向是。
of the force in the x direction.
若只在y方向移动。
of the force in the x direction.
若只在y方向移动。
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