基本解釋發(fā)病密度英漢例句雙語例句Objective To assess the effect of smoking and body mass index(BMI) on lung cancer incidence density in male workers.目的探討吸煙和不同體質(zhì)指數(shù)（BMI）水平對(duì)肺癌發(fā)病的影響。OBJECTIVE To discuss the calculation and epidemiological significance for risk factors adjusted incidence density of nosocomial infection.目的探討危險(xiǎn)因素調(diào)整的醫(yī)院感染發(fā)病密度的計(jì)算方法及意義。METHODS To compare the principles and calculation methods of cumulative incidence rate, incidence density, and risk factors adjusted incidence density.方法比較醫(yī)院感染累積發(fā)病率、發(fā)病密度和危險(xiǎn)因素調(diào)整的發(fā)病密度的計(jì)算原理。incidence density更多例句詞組短語短語interval incidence density 區(qū)間發(fā)病率incidence density ID 發(fā)病密度incidence radiant flux density 入射輻射通量密度incidence density ratio 記錄發(fā)病密度比interval incidence density detail 區(qū)間發(fā)病率incidence density更多詞組專業(yè)釋義醫(yī)藥科學(xué)發(fā)病密度