mechanical energy

By analyzing the process of the motion and the energy transformation of the spring oscillator moving in different case, the simple and current expression of mechanical energy conservation law has been gotten.

通过分析不同情况下弹簧振子的运动规律、能量的转化过程，得出了弹簧振子在振动过程中能量转化和守恒定律的通用表达形式。

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.

Electrical gear unit is a DC motor with forced ventilation that exchanges electrical to mechanical energy.

电动轮设备就是带强制风冷的直流电动机,可将电能转化为机械能.

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.

The mechanical driving is composed of three major parts of a winding up structure, an energy storing device structure and a braking on-off control structure.

机械传动分为上弦结构、储存能量器结构、刹车离合控制结构三大部分组成。

This wind generator can turn wind energy into mechanical energy.

风力机是把风能转化成机械能的装置.

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.

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.

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.

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.

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.

There is mechanical energy, mgh comes out in the scoops, and what does he notice?

是有机械能，来自于勺子，他看到什么？

In 37 patients with atrial fibrillation after replacement of mitral valve ( mechanical), electrical conversion was used with energy of 100-200 watt-sec.

风湿性心脏病二尖瓣人工机械瓣替换术后合并慢性心房颤动37例，给予同步电复律。

Mgh A waterfall is mechanical energy, mgh.

瀑布是机械能。

A generator transforms mechanical energy into electricity.

发电机将机械能变成电.

Transform mechanical energy into electricity

把机械能转换成电能

The papers from the Metallurgy Energy College, Constructional Engineering College, Computer Autocontrol College, Chemistry Biotechnology College, Mechanical Engineering College, Material Engineering College, Resource and Environmental Engineering College and Hebei Province Earthquake Engineering Research Center have been cited more.

河北理工大学冶金与能源学院、建工学院和河北省地震工程研究中心、计算机与自动控制学院、化学与生物技术学院、机械工程学院、材料学院、资源与环境学院被引次数比较多。

As high technical function materials exchange electrical and mechanical energy, piezoelectric ceramics were widely applied in human living and manufacturing field.

压电陶瓷是一种电能和机械能相互转化和耦合的高技术功能材料，被广泛用于人类日常生活及生产的各个领域。

Machine in which the kinetic energy of a moving fluid is converted into mechanical energy by causing a bladed rotor to rotate.

通过装有叶片的转子旋转把流动物体的动能转化为机械能的机器。

The piezoelectric effect manifests itself as a transfer of electric to mechanical energy and vice-versa.

压电效应表明它自身具有将电能转换为机械能的能力,且反之同样适合.

Heat transfer can change an object's mechanical energy.

热传递能够改变物体的机械能.

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 Tb-Dy-Fe giant magnetostrictive material, a new type of magneto ( electro)-mechanical energy conversion material with large magnetostriction and rapid response, is a perfect element for micro-displacement actuator.

磁致伸缩是一种磁&机械耦合现象，以Tb-Dy-Fe为代表的稀土超磁致伸缩材料，其伸缩量为普通压电陶瓷的30-50倍，响应时间低于10.6秒，是理想的位移致动材料。

The thermal energy can not change into mechanical energy completely but.

热能却不能完全转化为机械能.

It is pointed out that the mechanical energy and the formation energy cannot be mentioned in the same breath, and it is incorrect to adopt the concept of productivity index for calculating incremental oil production by the compensator.

指出采用采油指数概念计算补偿泵的增产量，把机械能量与油层天然能量相提并论是不正确的。

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.

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.

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.

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.