ecological effect index
英
美
- The effective length of carbon chain of alkanes was built up by using the polarizability effective index.
利用极化效应指数,构造了链烷烃的有效碳链长度。
- ObjectiveTo introduce the method of standardized effect size to evaluate effect of health education.
目的介绍用标准化效应指数评价健康教育效果的方法。