“这是一种指数效应。”波特说。

"It's an exponential effect," said Porter.

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目的介绍用标准化效应指数评价健康教育效果的方法。

ObjectiveTo introduce the method of standardized effect size to evaluate effect of health education.

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目的介绍用标准化效应指数评价健康教育效果的方法。

ObjectiveTo introduce the method of standardized effect size to evaluate effect of health education.

youdao