kinetic energy

动能

常用释义

词性释义

动能:与运动相关的能量。
例句
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Maybe the sun is spinning down, is slowing down and maybe the energy that we get is nothing but rotational kinetic energy.
也许太阳转速正减慢,也许我们得到的能量,不是别的,而是旋转动能。
现在,我们能够尝试获得的能量,就是这些裂变产物的动能。
So now here you see in front of your eyes a case that the wall has momentum, but it has no kinetic energy.
你在这里看到,亲眼看到这个例子,墙壁是有动量的,但它却没有动能。
When a torque is applied to a body, potential energy is imparted to the body, which accepts it in the form of kinetic energy.
当物体上作用一力矩时,把位能给予了这个物体,物体以动能的形式接受这位能。
汽车从原地起步加速到某一速度需要能量。储存在汽车中的那部分能量称为动能。
And I want to know at this moment how much kinetic energy of rotation is stored in that disk.
我想知道现在,这个磁盘内蕴含,多少旋转的动能。
无论考虑门运动速度的快慢,还是门运动动能大小,都必须确保乘客的安全。
The energy required to lift something away from the Earth is equal to its kinetic energy if it were moving at Earth's escape velocity.
将物体送离地球所需要的能量等于逃离地球的宇宙速度所需的能量。
物体由于运动而具有的能量叫动能。
Just to be clear, the jumper velocity (and thus kinetic energy) of the jumper at the top and the bottom are both zero.
我来解释一下,整个跳楼过程中,跳楼者的速度(由此便产生了动能)在起跳处和着地处都为零。
它一定有动量,但它却没有动能。
I will first discuss with you the sun and the earth and see how much rotational kinetic energy is stored in the earth and in the sun.
首先讨论太阳,然后是地球,看看地球和太阳中,具有多少旋转动能。
If I know the moment of inertia, then I know how much rotational kinetic energy there is.
若知道转动惯量我就能知道,转动动能是多少。
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。
原子不会以动能形式释放能量,而是通过大量的电磁辐射释放。
Now, what we would like to do is we would like to convert all this gravitational potential energy into kinetic energy of that disk.
现在要做的,就是要转化,所有这些重力势能,变成圆盘的动能。
所有的能量都来自于,旋转动能。
The momentum of the individual particles gets changed, but the net momentum did not change but the kinetic energy was destroyed.
单个粒子的动量,会发生改变,但是总动量不变,而动能被损耗。
The kinetic energy falling onto the compact star simply heats the surface and is re-radiated as black-body radiation.
落到致密星上的动能只是简单地加热了星的表面,并以黑体辅射的形式再发射出去。
The generation of kinetic energy by divergent wind is the primary fact or to the change of cyclone intensity .
发现低层的散度风制造是气旋强度变化的主要原因。
Now I want to know how much kinetic energy of rotation these objects have.
现在我想知道这些的,旋转动能是多少。
Only decreasing the areas of major tuyeres will increase the kinetic energy of every tuyere.
只有减小多个风口的面积,才会增大所有风口的鼓风动能。
There was no kinetic energy here to start with, and there was no kinetic energy there.
开始点,没有动能,这里也没有动能。
The paper focuses on whether muzzle kinetic energy could be a token and appraise essence factor of gun bear force and move in firing or not.
对炮口动能能否作为火炮后坐运动的表征量和火炮受力评价的本质因素进行了研究。
In computing the kinetic energy of a body, consistent units must be used for m and v.
在计算物体的动能时,对m和v必须使用适当的单位。
动量是守恒的,因为它不受外力,因此动能也是守恒的。
It has been concluded that the sum of the kinetic energy of the ball and the rotational energy of the bar is strikingly unconservative.
得出了碰撞始末球的平动动能与杆绕定轴的转动动能之和明显不守恒的结论。
In the case of a completely inelastic collision, there is no kinetic energy left in the center-of-mass frame.
在完全非弹性碰撞中,没有动能剩余,在质量重心体系中。
the change in potential energy is going to be the change in kinetic energy You have conservation of energy principles.
势能的改变量,将会转化成动能的改变量,这就是能量守恒定律。
动力泵依靠高速旋转的叶轮(叶片)将动能传给流体。
1·So you're using, then, the conversion of gravitational potential energy to kinetic energy.
所以你在利用,重力势能,转换成,动能。
2·Nature can deal with kinetic energy one way or another, but it cannot finagle momentum.
自然可以应对动能,以这样那样的方式,但它却无法处理动量。
3·Then it has kinetic energy.
之后它就有了动能。
4·Movement produces kinetic energy, which can be converted into power.
移动产生热动能,这些可以转化成电能。
5·Now the energy that we're trying to capture is kinetic energy of these fission products.
现在,我们能够尝试获得的能量,就是这些裂变产物的动能。