在全国范围组织进行了“药物滥用流行病学调查和药物滥用预防”等多项流行病学调查。

"Organizations across the country," epidemiological survey of drug abuse and drug abuse prevention "and a number of epidemiological investigations."

youdao

在全国范围组织进行了“药物滥用流行病学调查和药物滥用预防”等多项流行病学调查。

"Organizations across the country," epidemiological survey of drug abuse and drug abuse prevention "and a number of epidemiological investigations."

youdao