The DALYs of these four main chronic diseases were 135 38 person years, and the DALY rate in the observed population was 13 42%. The DALY rate was estimated to 6 41% in the total population.是什么意思_The DALYs of these four main chronic diseases were 135 38 person years, and the DALY rate in the observed population was 13 42%. The DALY rate was estimated to 6 41% in the total population.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句