那只是在没有施加额外力的情况下。
当物体掉在地上,你认为它们不受外力作用,保持静止时,它们却朝着飞机的尾部滚去。
When objects are left at what you think is at rest with no external agency acting on them, they all slide back towards the rear end of the plane.
她特别提到,这种影响即使是真实的,也可能会被另一种微小的外力逆转:“来得快,去得也快。”
If real, she notes, it might be reversible by another nudge:"Easy come, easy go."
强键意味着,材料能够承受外力。
Strong bonds means the material will resist and applied force.
作用于系统的合力是,所有的外力。
And so the total force on the system is simply the total force external.
因为总有外力,作用于系统。
除非有外力加诸其上,迫使其改变状态。
Unless it is compelled to change that state by forces impressed upon it.
合力是最终的总和,外力与所有内力总和。
The net force is ultimately the sum of the external force and all the internal forces.
橡胶膜贮存有电荷,遇到外力时电荷量改变。
The rubber stores an electrical charge, and when it is compressed, the amount of charge is changed.
动量是守恒的,因为它不受外力,因此动能也是守恒的。
Momentum is conserved, because there was no net external force, so now kinetic energy is also conserved.
这样的结构能将任意点或者边的外力分散到其它各部分。
The nature of the shape is such that force exerted on any point or side is distributed over the rest of the structure.
有些习惯是受到烟碱或者酒精上瘾等外力的影响所养成的。
Some habits are aided by outside forces such as nicotine or alcohol addiction.
毛细胞悬浮在内耳液中,接受声波和其它外力的刺激。
And bathing inside the inner ear fluids where they become stimulated by sound waves and acceleration forces.
但是,陶瓷,离子晶体就会抵抗外力,只到它们破碎。
Whereas, ceramics, ionic crystals will resist until they shatter.
你们发现,dp/dt就是外力和,忽略所有内力,也就是说。
You see that dp/dt is the total force externally forget all the internal forces and what it means...
动能可以被毁,但是动量不能,在整个系统外力,不存在情况下。
Kinetic energy can be destroyed, but momentum cannot be destroyed in the absence of a net external force on the system as a whole.
若没有外力,作用于系统整体,在碰撞过程中,动量就是守恒的。
And if there is no net external force on the system as a whole during the collisions, then momentum is conserved.
之前的动量一定,与之后动量相等,因为并没有外力,作用于系统。
The momentum before must be the same as the momentum afterwards because there are no external forces on the system.
,如果外力,作用于系统的外力为,意味着动量没改变。
that if the external force, 0 the total external force on the whole system is zero, it means that the momentum cannot change.
我们趋向于变得紊乱还有简单地对外力反应,而不是计划提高效率的行动。
We have a tendency to get disorganized and we simply react to external forces instead of planning our actions to increase our efficiency.
泥层以及其中的微生物可以帮助地质学家了解深海海床之前所经历的外力作用。
The layers of mud and microbes help geologists understand forces at work on the ocean bottom deep in the past.
“缓冲”是一个外力,可以给予我们缓和的余地,直到事情恢复正常。
A Buffer is an "extra" that helps take up the slack until things get back to normal.
然后把纳米丝晶体管连接到可传导橡胶膜,一旦遇到外力即电阻改变。
The nanowire transistors were then connected to a layer of conductive rubber, which changes its electrical resistance when compressed.
据科学家说,这个沙丘由于外力在空气中越来越高,直到高达16250英尺。
The scientists said the dust was forced higher and higher into the air, until it reached an altitude of around 16, 250ft.
通过跑步,一个人可以将注意力集中到身心上,并且分析外力到底搅乱了我们什么。
Through the act of running, one can focus on their thoughts and body and analyze that which was being jumbled by outside forces.
我若是拿着铁锤,这就是铁锤,它不受外力作用,我可能是在外太空,它有一定速度。
If I had here a hammer this is a hammer and there were no external forces I would be somewhere in outer space and it would have a certain velocity.
星云的动量,作为整体是不变的,若无外力作用于系统,如果外力总和为。
The momentum of the cluster as a whole would not change if there are no external forces on the system, 0 if the net sum, the total external force, is zero.
能量可变可不变,可增加或减小,或保持动能不变,但若系统无外力,动量总是守恒。
Energy can change or cannot change, can increase or decrease or remain the same kinetic energy, but if there are no external forces on the system, momentum is always conserved.
我的开悟并非以自然的方式进行,而是通过外力干预、通过基督能量的灌注得以实现的。
I did not achieve enlightenment in a natural way, but by means of an intervention from outside so to speak, by an infusion of Christ energy from the future.
我的开悟并非以自然的方式进行,而是通过外力干预、通过基督能量的灌注得以实现的。
I did not achieve enlightenment in a natural way, but by means of an intervention from outside so to speak, by an infusion of Christ energy from the future.
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