来源: | 作者:passion | 发布时间: 2016-08-30 | 9270 次浏览 | 分享到:


C) It was both difficult and expensive to convert a factory from wind power or water power to steam power.


DIn the early period of industrialization, many goods sold in towns and cities could not be mass-produced in factories.


EIn Britain, the number of sites where a wind or water-powered factory could be built was insufficient to provide for all of the demand for factory-produced goods at the time.