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- When the friction force acts alone, the total mechanical energy is not conserved. 当只有摩擦力作用时,总机械能就不守恒。
- The sum of the kinetic and potential energy of the body is called its total mechanical energy. 物体的动能和势能之和称为物体的总机械能。
- Under these conditions, the total mechanical energy remains constant, or is conserved. 在这种条件下,总机械能保持不变或机械能保存。
- The move water have mechanical energy. 流动的水拥有机械能。
- The sum of the kinetic and potential energy of the body is called its total mechanical energy 物体的动能和势能之和称为物体的总机械能。
- Mechanical energy can be lost or gained. 机械能可以消失或者可以增生。
- total mechanical energy 总机械能
- Every bit of mechanical energy expended reappears as heat. 所消耗的每一点机械能都再现为热能。
- A dynamo transforms mechanical energy into electricity. 发电机使机械能转换为电。
- An electric motor turns electrical energy into mechanical energy. 电动机把电能转换成机械能。
- Heat is thereby converted into mechanical energy of the piston. 热由此转换成活塞的机械能。
- The energy that we apply to move something is mechanical energy. 我们用以移动某物的能量是机械能。
- Electrical or mechanical energy, especially as used to assist or replace human energy. 电能,机械能电能或机械能,尤指用来协助或代替人力的能
- A generator transforms mechanical energy into electricity. 发电机将机械能变成电。
- The mechanical energy that a body has by virtue of its motion. 由于运动使一个物体拥有的机械能。
- The mechanical energy that a body has by virtue of its position. 一个物体由于位置而拥有的机械能。
- Dynein provides the mechanical energy to do that," Doholyan said. 以及在细胞分裂中,提供了机械能协助染色体的分离。”
- Heat transfer can change an object's mechanical energy. 热传递能够改变物体的机械能。
- A device consisting of fixed and moving parts that modifies mechanical energy and transmits it in a more useful form. 机床一个由固定和可移动部件组成的装置,可以把机械能转化为其他更为有用的形式
- If only gravity and elasticity doing work, when potential energy and kinetic energy transform, The total amount of the mechanical energy keeps not changing. 五、机械守恒定律:在只有重力和弹力做功,使物体发生动能和势能相互转化时,机械能的总量保持不变。