[物]机械能

mechanical pencils───自动铅笔

electrical energy───[电]电能，电力

mechanical heart───机械心脏

mechanical pencil───自动铅笔

mechanicalness───n.机械性

mental energy───心理能量；心智能量

physical energy───n.[劳经]体力，物理能；物理电池

mechanical engineer───机械工程师

mechanical engineering───机械工程；机械工程学

Neglecting friction and air resistance, the pendulum's mechanical energy is constant.───忽略支点的摩擦和空气对摆的阻力, 摆的机械能为恒量.

Mechanical energy rules supreme, and that's dictating where equilibrium lies.───机械能占据主导地位，他决定了平衡的位置。

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.

A generator transforms mechanical energy into electricity.───发电机将机械能变成电.

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.

During the flow we manage to change some of the heat into mechanical energy.───在流传中我们设法把部分热变成机械能.

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.

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.

Biologists have ascertained that specialized cells convert chemical energy into mechanical energy.───生物学家已经确定有专门的细胞把化学能转变成机械能.

In both cases, mechanical energy results.───在这两种情况中，都是机械能起的作用。

He found that a given amount of mechanical energy invariably produced the same amount of heat.───他发现一定量的机械能会恒定地产生等量的热.

The mechanical energy can be turned into electrical a generator.───利用发电机,可以将机械能转变成电能.

Make use of chemical energy effectively, and transform it into mechanical energy.───有效地利用化学能, 使其转换成机械能.

The thermal energy can not change into mechanical energy completely but.───热能却不能完全转化为机械能.

In the special case in which W'is zero, the mechanical energy remains constant or is conserved.───在W ’ 等于零的特殊情况下, 机械能保持不变或称保守.

Let's try the conservation of mechanical energy.───让我们试着用机械能，守恒定律解答一下。

The mechanical energy analysis is an approach to examine this interaction.───能量分析就是研究这种相互作用的方法.

An electric motor turns electrical energy into mechanical energy.

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Notice that not all mechanical energy is kinetic energy.

This wind generator can turn wind energy into mechanical energy.

Every bit of mechanical energy expended reappears as heat.

A dynamo transforms mechanical energy into electricity.

The mechanical energy can be changed back into electrical energy by means of a dynamotor.

Mechanical energy can be lost or gained.

Neglecting friction and air resistance, the pendulum's mechanical energy is constant.