Nuclear energy is the cleanest, most efficient energy we have - by light years.
核能是迄今为止我们拥有的最洁净、最高效的能源——以光年计算(不太明白)。
The house was designed in accordance with the principles of efficient energy construction.
房屋按高效节能的原则进行设计。
Communication, bio-tech, new material industry photoelectron technology and high efficient energy saving technology.
通讯，生物科技、新材料工业、光电子技术、高效节能技术。
Dong Energy may be an efficient coal-burner.
东能源电厂也许是个效率高的燃煤者。
It is also relatively efficient, extracting 35% of the energy from a stream.
相对来讲，它还是有效率的，发电量能效是35%。
The problem is that this latter approach is currently much less energy-efficient, says Dr Coe-Sullivan.
问题是，后者所采用的方式在目前却不够节能，柯-苏列文博士讲道。
A microwave oven is the most energy-efficient option.
微波炉是最节能的选择。
Replace your old boiler with a new energy efficient condensing boiler.
用新能源高效冷凝式锅炉替代你的旧锅炉。
So, keep installing those energy - efficient light bulbs.
因此，让我们继续安装那些节能灯泡吧。
The advantage of this approach is that blue LEDs are the brightest, most energy-efficient kind.
这种方式的优势在于蓝色的二极管是最明亮、最节能的光。
Then it can suggest a more energy efficient appliance.
然后就会推荐一款更节能的产品。
Before you can make your home more energy efficient, you need to know where you currently stand.
在让你的家变得更节能之前，你需要知道自己家的现状。
There's a lot of room there to be more efficient in energy use.
提高能源使用效率还有很大空间。
Do energy-efficient bulbs have a particularly high proportion of blue light?
节能灯的蓝光比例特别高吗？
The secret to greener, more efficient solar energy?
你知道更环保，更有效的太阳能电池在哪里吗？
A further trick is to redesign the base-station to make it more energy-efficient.
更进一步，可以重新设计基站使其能效更高。
Finally, production is more energy efficient when companies produce goods with less energy.
最后，企业以较少的能源制造产品就是更节能的生产。
Waste (methane emission) management and construction of energy efficient housing;
废料（甲烷排放）管理和节能房屋的建设；
Proton Exchange Membrane (PEM) Fuel Cell is a clear and efficient new energy source.
质子交换膜(PEM)燃料电池是一种清洁高效的新型能源。
Efficient power conversion circuitry can minimize the loss to save energy and protect environment.
高效的功率转换电路把损耗降到最低，节能环保。
Have you considered energy efficient products?
你是否考虑过使用节能产品？
More efficient ways to utilise wind energy and tidal power are being studied.
人们正在研究更有效地利用风能和潮汐能量的方法。
Is a kind of high efficient, clean and renewable energy.
是一种高效、洁净的可再生能源。
However, some are still not efficient enough to turn chemical energy into mechanical power.
不过，一些仍然没有足够的效率，把化学能转化机械动力。
Actually, in terms of distance per unit energy, flying is pretty efficient.
按照单位距离来看的话，飞行是非常顺利的。
In general, the water heater in the middle temperature state is the most energy-efficient.
一般来说，热水器工作在中温状态是最节能的。
In general, the water heater in the middle temperature state is the most energy-efficient.
一般来说，热水器工作在中温状态是最节能的。
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