economical method meaning in English
经济方法
Examples
- We must find economical methods for extracting oil from shale .
我们必须找到从页岩中采油的经济方法。 - Engineers are forever seeking more economical methods of solving old problems .
工程师们常常探索解决老问题的更加经济的办法。 - More research is needed to develop effective and economical methods for ultimate disposal of concentrated waste materials removed from wastewaters .
要进一步研究从废水中去除的浓缩污泥的有效而经济的最终处理方法。 - This is not an economical method of heating
这不是一种经济的取暖方式。 - Economical method for population
人口经济方法