渠道密度与渠系水利用系数关系研究
Research on the Relation between Canal Density and Canal-System Water Use Efficiency
然后提出有关渠道密度概念,这一概念的提出有利于灌区渠道分布合理性的进一步评价。
Then the concept of canal density is defined . This concept is used to evaluate rationality of canal distribution .