The marginal cost of producing wind power is almost nothing, since the fuel—wind—is free.
因为风是免费燃料，所以风能的边际成本几乎为零。
Electricity is a modern wonder, but power stations have burnt too much CO2-producing coal.
电力是现代的奇迹，但是电站燃烧了太多的产生二氧化碳的媒。
We have power of producing in a day and the high quality products.
日生产能力强大，产品质量及品质达到国际标准。
The invention is simple technics, low power consumption, short producing time and low environment pollution.
具 有工艺简单、耗电量少、生产时间短，减少了环境污染的优点。
The Pearl Street station began producing power in 1882.
珍珠大街发电站在1882年开始发电。
They utilized water for producing electric power.
他们利用水力发电。
The power of producing wealth is therefore infinitely more important than wealth itself;
由此可见，财富的生产力比之财富本身，不晓得要重要到多少倍；
The power of producing wealth is therefore infinitely more important than wealth itself;
由此可见，财富的生产力比之财富本身，不晓得要重要到多少倍；
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