If you were starving and you really needed energy, that is your body needed calories, and it needed usable energy in order to survive.
假如你快饿死了，实在需要能量，那就是你的身体需要卡路里，它需要可利用的能量来生存。
If you were starving and you really needed energy, that is your body needed calories, and it needed usable energy in order to survive.
假如你快饿死了，实在需要能量，那就是你的身体需要卡路里，它需要可利用的能量来生存。
The machine converted steam into usable energy.
该机器将蒸汽转换为可用的能量。
And in ten to the 100 years, there may not be any usable energy left.
在10的100次方年之后可用的能量可能不复存在。
More than a thousand patents exist for devices to convert wave power into usable energy.
在将波浪能转换为可用能源方面，已经有超过一千个专利获得了审批。
Based on electromagnetic induction, ohm harvests, stores and converts human power into usable energy.
基于电磁感应，欧姆收获，储存和转换人类权力转化成可用能量。
This law, known as the law of entropy, applies not only to usable energy but equally to organization and things wearing out.
这是熵的法则，不仅适用于可用的能量，同样适用于用掉的能量、组织和事物。
Air conditioning is one of the main energy consumer equipment. According to experience and research for many years, offers some usable energy saving methods in air conditioning.
中央空调是楼宇主要耗能设备之一。本文结合多年实际工作经验和研究，提出一些可行的中央空调节能措施。
If we could find more ways to harness solar power safely and efficiently, we could get much more usable energy from it than we currently get from burning fossil fuels like oil, coal, and gas.
如果能够找出更多安全有效的方法来利用太阳能，就能从中获得更多有用的能源，这比我们目前以燃烧石油、煤、汽油等化石燃料所获得的能源还要多。
But it requires energy to separate the algae from the water and then process the oil they make internally into a usable fuel.
但是这需要能量将藻类从水中分离出来，然后加工成可用燃料。
The sensors pick up energy from the field and convert it into usable power to drive monitoring and communications functions.
传感器从磁场获得能量，从而转化成可用的电力，推动监测和通信功能。
One of the challenges in widespread use of energy management tools is getting information from meters and putting it into a usable form.
在能源管理工具的广泛使用的挑战之一是获取信息和从米放进一个可用的形式。
Choose energy-saving lamps that convert more consumed energy into usable light and emit less heat.
选择节能灯的光转换成可用的能源消耗和排放更少的热量。
It is the key for the reduction of construction initial energy use to reduce the embodied energy intensity and quantity in per usable floor area of the main materials.
降低主要建筑材料的内含能量强度值和单位建筑面积内建筑材料的使用量，是降低施工初始能耗的有效途径。
The conversion of organic materials, such as plant or animal waste, into usable products or energy sources by biological processes or agents, such as certain microorganisms.
有机物质，如植物或动物粪便，通过生物过程或制剂的作用向有用物质或能源的转化，如某些微生物。
A multitude of plants around the world produced literally tens of millions of tons of usable and economic material that met the energy needs of industry.
世界各地众多的工厂相继生产数以百万吨可用、经济的材料，以满足工业需求。
The internal-combustion engine is a device used to convert the chemical energy ofthe fuel into heat energy, and then to convert this heat energy into usable mechanicalenergy.
译：内燃机是用于将燃料的化学能转化为热能，再将热能转化为可用机械能的装置。
The internal-combustion engine is a device used to convert the chemical energy ofthe fuel into heat energy, and then to convert this heat energy into usable mechanicalenergy.
译：内燃机是用于将燃料的化学能转化为热能，再将热能转化为可用机械能的装置。
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