You see it on the general exams for physics, and it's simply a matter of conservation of mechanical energy.
你会在一般的，物理考试中见到，这只是一个，机械能的问题。
Conservation of matter and energy in the universe.
宇宙的物质和能量守恒。
I wonder whether everybody knows the meaning of these two words of "energy-conservation" and "low carbon"? I assume as a matter of course and know.
我想知道能否每团体都知道这两个词的意义的“节能”和“低碳”？我想为天经地义之事，知道。
Based on the conservation laws of matter and energy, the dynamic equations governing a land surface system are derived;
根据物质守恒和能量守恒这个大自然的共同法则，建立了陆地表层系统的动力学方程组。
But no matter how the results argue that energy conservation is the eternal goal.
但是无论争辩结果如何，节能减排是永恒的目标。
But no matter how the results argue that energy conservation is the eternal goal.
但是无论争辩结果如何，节能减排是永恒的目标。
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