abstraction volume中文什么意思

引水量

• abstraction:    n. 1.抽象(作用)；抽象概念；提 ...
• volume:    n. 1.卷，册；书籍；【历史】书卷 ...
• a lofty abstraction:    玄虚的抽象概念

例句与用法

1. Two aspects of the problem are discussed : one is that lift irrigation is no need when abstraction volume capability of canal head can meet the demand ; the other is that lift irrigation is in need when abstraction volume capability of canal head can not meet the demand
   它包括两个方面：一是当渠首可引水量能满足灌区灌溉用水量时，则不需要提水灌溉；二是当渠首可引水量尚不能满足灌区灌溉用水量时，则需提水灌溉来补充灌溉用水量。