益本比 meaning in English
benefit cost ratio
Examples
- Through calculating annual expenses and analyzing investment risk , an optimization model firstly put forward . the coefficient of investment profit of the irrigation system , which includes pipe distribution networks , drop irrigation device , is minimized . the coefficient is optimization design ' s target function which is by the genetic algorithms to solve
在系统优化方面，单独作为一个模块用vc + +实现，本文首次提出了以包括管网、灌水器、水泵、电机等设备在内的微灌系统的益本比最大为目标函数，利用遗传算法求解的方法。