Molecular motors are protein molecules in cells that can convert chemical energy into mechanical energy 分子马达是细胞内的一种蛋白质分子，具有将化学能转化为机械能的能力。
The energy possessed by falling water is a king of mechanical energy , and this energy we can use to produce electricity 水位差所具有的能量是一种机械能，这种能我们可以用来发电。
Machine tools ; open front mechanical power presses ; installation zone for tools ; constructional sizes , bedplates , bedplate rings , bed plugs 机床.前开式机械能压力机.工具安装范围.结构尺寸底
Analytical expressions and numerical results for the output voltage , current , power , efficiency and power density are given 结果表明，这种结构能够用作压电俘能器，将旋转机械能转化成为电能。
This highly functional walking style allows penguins to save roughly eighty percent of the mechanical energy they use while walking 这种相当实用的行走方式让企鹅在行走中节省了大约80 %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
Cd ( y ) automatically hammer is electric or hydraulic change in the makeup of mechanical energy and the external piling machinery 型自动打桩锤是一种将电能或液压能转变为机械能而对外做功的打桩锤。
On average , males score higher on tests that measure mathematical reasoning , mechanical ability , and problem - solving skills 一般而言，在测试数学推理、机械能力和解决问题技能的考试中，男性得分较高。
The steam turbine is a machine regards steam as the work substance , and transforms thermal energy into kinetic energy of steam flow 汽轮机是以水蒸汽为工质，将热能转变为机械能的高速旋转式原动机。
Factories are power plants where various fuels are burned and where the heat energy produced is converted into mechanical energy 各种工厂都是动力厂，都是燃烧不同燃料、将产生的热能变成机械能的场所。
