短語詞組短語infection death rate 感染死亡率infection positive rate 感染陽性率oral infection transmission rate 經(jīng)口感染infection success rate 傳染成功率hospital infection infection rate 毉院感染感染率nosocomial infection rate 毉院感染率;毉院感染發(fā)生率Tuberculosis infection rate 結(jié)核菌感染率;結(jié)核病感染率;結(jié)核感染率mycorrhizal infection rate 菌根侵染率;菌根感染率Cross infection rate 交叉感染率 返回 infection rate