That is partly because of Quebec’s good fortune in generating so much hydroelectricity that it exports its surplus to Ontario and to north-eastern United States.
其部分原因在于,魁北克得天独后地可以利用水力发大量的电,其供电量大到在满足其自身需求之后还有剩余,可以向安大略省以及美国东北部出口。
Consumer surplus is the value to a consumer of consumption of a good, minus the price paid.
消费者剩余指的是消费者购买一件商品所得到价值,减去购买这件商品的费用。
But for areas of the country or the world that have a surplus of woody type fuel, wood-gas offers a good alternative to petroleum.
但是如果一个国家或世界某个地区有过多的木质燃料,不妨把木材气体作为一种不错的替代品。
应用推荐