We might argue about these two central premises, namely that China's GDP will inevitably surpass that of the US, and that there is an almost mechanical relationship between economic output and power.
我们可能围绕以下这两个核心前提展开讨论：即中国的GDP必将超过美国；及在经济产出与权力之间存在近乎必然的联系。
Power element: an energy conversion device for converting mechanical energy output from a prime mover into a liquid pressure energy.
动力元件：把原动机输出的机械能转变为液体压力能的能量转换装置。
The three phase system is more efficient in that for the same mechanical power a greater total electrical output is obtained.
三个阶段的系统，更有效，为同一机械动力更大的总电力输出表达式。
应用推荐