这是一个不容忽视的事实：中国人均用电仅为711千瓦，而美国人均用电却高达11,333千瓦。
Consider this fact: Chinese consume 711 kilowatts of power per capita, vs. 11, 333 per capita in U.S..
这项关税只能做小规模项目，比如100千瓦或是更低。但是生产商指出，如果把100千瓦的组件紧密的排在一起，他们就可以把项目做大。
The tariff was supposed to be for small-scale projects, of 100kw or less; but generators found that they could get it for larger ones if they installed Banks of 100kw modules next to each other..
相比之下，西门子公司的电化学方法每立方米消耗1.8千瓦时的电量，并且有望被降至1.5千瓦时每立方米。
The Siemens system, by contrast, consumes 1.8kwh per cubic metre, and the firm hopes to get that down to 1.5kwh.
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