The clump weight provides a gravity force.
配重块提供一重力。
The gravity force of a space object depends on its mass.
空间物体的重力取决于物体质量。
The more massive an object, the stronger the gravity force applied to it.
质量越大的物体所受到的重力也就越大。
Unfortunately, there is no place, yet, for the fourth universal force, gravity.
遗憾的是，目前在表格中还没有第四种力，引力的位子。
She is a force of gravity in her long gray dress.
灰色长裙下的她就像一股地心引力牢牢将他吸住。
During impact this force is much greater than any other force, such as gravity.
在碰撞过程中，这个力远远大于其它力(例如重力)。
Mechanical energy is conserved, because gravity is a conservative force.
机械能是守恒的，因为重力是守恒力。
Because gravity is the only force that does work.
因为重力是，唯一作用的力。
The only force holding them together is gravity.
重力是让它们连为一体的唯一作用力。
It should make no difference because gravity is a conservative force.
这没有区别,因为重力恒定。
Mg Well, we have here a force Mg; that's gravity.
这个力为，它是重力。
During launch of the Soyuz craft, cosmonauts experience four times the force of gravity.
在联盟号发射的时候，宇航员所承受的是4倍的重力加速度。
I said, "Gravity is really the only force that does work."
我说，“重力是唯一，起作用的力。”
Under Newton's model, gravity was the result of an attractive force between massive objects.
根据牛顿的模型，重力的原因是一个有吸引力的巨大物体之间生效。
Gravity is a very weak attractive force.
地心引力是一种非常微弱的引力。
Obviously the force of gravity is acting vertically downward.
显然重力的作用垂直向下。
Gravity seems to be a strong force, but it is really very weak.
引力似乎是一种很强的力，但是它实际上很弱小。
This force is not the universal gravity but electromagnetic force.
此引力并非万有引力，而是电磁力。
Thermal action is a kind of geological force similar to stress and gravity.
热力作用是与应力、重力相类同的一类地质作用力。
Gravity is the force that holds you down on Earth.
重力是武力，认为你在地球上。
The force that causes everything to fall toward the ground is called gravity.
使所有物体落向地面的力称为重力。
The force of gravity makes things fall to ground.
重力使物体都落到地上。
Like any natural force, gravity pull can work with us or against us.
习惯的引力如同自然界所有的力量一样，可以为我们所用，也可能危害我们。
A force in nature governed by laws as real as the laws of gravity.
自然界里被如同地心引力般真实的定律所控制之力量。
The force of Gravity makes things fall to earth.
地球引力使物体落到地面上。
Like any natural force, gravity pull can work with us or against us.
与其他自然力一样，地心引力对我们而言，是助力，亦可是对抗力。
Like any natural force, gravity pull can work with us or against us.
与其他自然力一样，地心引力对我们而言，是助力，亦可是对抗力。
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