Energy conservation is of vital importance to us because our society is facing energy shortage.
节约能源对于我们而言至关重要，因为我们的社会面临能源短缺的问题。
This posed a conundrum for researchers working with the laser: How were they to apply the laws of conservation of charge and conservation of energy with two forms of energy output?
这就为研究激光的工作人员出了一个难题：如果能量输出有两种形式，他们怎样运用电荷守恒和能量守恒定律呢？
Now, in physics we do believe very strongly in the conservation of energy, not necessarily in the conservation of kinetic energy.
在物理中我们并非坚信，能量是守恒的，这并不是一定的，动能不一定守恒。
Energy Star has a 20-year history educating the public about energy conservation and efficiency.
“能源之星”过去20年来向公众介绍了有关节约能源和能源效益的知识。
Also, because of the high cost of energy, more homes are built with an eye toward energy conservation, with better insulation-insulation that seals in mold and dust, enemies of allergy sufferers.
同时，随着能源成本的增加，我们建房子的时候越来越看重保温效果，而保温的同时霉菌和灰尘也被关在的屋子里，而它们正是引发过敏的元凶。
This was part of a broader energy plan meant to boost conservation, improve energy security and move toward reliance on renewable sources of electricity.
这是旨在推动环保，促进能源安全和转向依赖可再生电力能源的更广泛能源计划中的一部分。
Energy conservation, a shift to other fuels and a decline in the importance of heavy, energy-intensive industries have reduced oil consumption.
能源节约、寻求其他能源以及能源密集型重工业之重要性的下降都减少了石油消费。
I used first the conservation - of mechanical energy — there was no friction — and then I showed you that it's completely consistent with the work-energy theorem, so what would you do now?
首先，我用了机械能，守恒定律-，这里没有摩擦力-，我会向你们展示，这，和功能定理完全一致，现在你会怎么做呢？
We need to vigorously develop new energy sources, new materials, energy conservation, environmental protection, biomedicine, information networks, and high-end manufacturing industries.
要大力发展新能源、新材料、节能环保、生物医药、信息网络和高端制造产业。
Third, to establish a partnership in energy and environment and increase cooperation in the fields of energy conservation, environmental protection, new energy and green economy.
第三、建立能源和环境伙伴关系，加大在节能环保、新能源、绿色经济领域合作。
I'm going to write down the conservation of total energy, mechanical energy.
我要写下整体的，能量守恒，机械能。
Then we have the conservation - of mechanical energy — the sum of kinetic energy and potential energy.
我们知道，机械能守恒定律-，动能和，势能的总和。
And so you could have used the work-energy theorem or you can use the conservation of mechanical energy.
所以你也可以用，功能定理，或者是机械能，守恒定律。
Clearly, energy conservation and alternative energy (wind, solar and nuclear power, among others) are crucial to cutting greenhouse gas emissions but they are not nearly sufficient.
节能和替代能源(包括风能、太阳能和核能等)显然对削减温室气体排放至关重要，但仅有这些还远远不够。
Fourth, we should expand cooperation on new energy, energy conservation and environmental protection.
拓展新能源和节能环保合作。
If energy were to flow spontaneously from a block of ice to a surrounding volume of water, this could occur in complete accord with energy conservation.
如果能量能自发地从冰块扩散到周围的水中，这种现象的出现就完全符合能量守恒。
By increasing conservation and energy efficiency and aggressively using these clean energy technologies, we can reduce our greenhouse gas emissions by significantly amounts in the coming years.
通过加强保护，提高能源使用效率和积极采用清洁能源技术，在未来的岁月里我们可以大量地降低温室气体的排放。
Energy conservation and diversification is a long-range plan for global energy security.
能源保存和多样化是全球能源安全的长期计划。
The change in potential energy is going to be the change in kinetic energy You have conservation of energy principles.
势能的改变量，将会转化成动能的改变量，这就是能量守恒定律。
Support to the ten major energy conservation projects, the campaign to save energy in the 1,000 energy-intensive enterprises, and the development of the circular economy will be strengthened.
加大对十大重点节能工程、千家企业节能行动和循环经济的支持力度。
Energy-using units shall conduct education in energy conservation and train the employees concerned for the purpose.
用能单位应当开展节能教育，组织有关人员参加节能培训。
And build up our capability in energy saving, so as to improve energy conservation and efficiency across all fronts.
增强节约能源的能力，全面促进能源的节约和高效利用。
Under the agreement, Canada and China will work together in areas such as energy conservation and efficiency, renewable energy, carbon capture and storage and methane recovery and utilization.
根据该协定，加拿大和中国将在节能和能源效率、可再生能源、碳捕获和储存、甲烷回收和利用等领域合作。
Under the agreement, Canada and China will work together in areas such as energy conservation and efficiency, renewable energy, carbon capture and storage and methane recovery and utilization.
根据该协定，加拿大和中国将在节能和能源效率、可再生能源、碳捕获和储存、甲烷回收和利用等领域合作。
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