At last, the whole paper is summarized and provides theories and experiences for more effective amelioration. 最后,对全文进行总结,为今后的改进提供理论支持与经验积累。
In industry some amelioration of the atmosphere in the steamy, gas-lighted workrooms was forced on mill owners to offset an increasing sickness rate. 在工业上,潮湿的以天然气来照明的车间的环境有一些改进,但对于磨房主要弥补的逐渐升高的疾病率来说很牵强。