ประโยคภาษาจีน : 中文句子 |
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mù dì 目的 zhǎng wò 掌握 dé chāng xiàn 德昌县 ài zī bìng 艾滋病 liú xíng qū shì 流行趋势 wèi 为 zhì dìng 制订 fáng kòng 防控 cuò shī 措施 tí gōng 提供 zhǔn què 准确 yī jù 依据 |
Objective To understand the epidemiological trend of acquired immune deficiency syndrome (AIDS) in Dechang County so as to provide a scientific base for prevention and control of AIDS. |