ประโยคภาษาจีน : 中文句子 |
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fāng fǎ 方法 àn 按 shùn qìng 顺庆 chéng qū 城区 yú lè chǎng suǒ 娱乐场所 fēn bù 分布 yòng 用 děng 等 gài lǜ 概率 suí jī 随机 chōu yàng 抽样 fāng fǎ 方法 chōu zhòng 抽中 míng 名 àn chāng 暗娼 àn 按 yī duì yī 一对一 wèn juǎn diào chá 问卷调查 |
Methods According to the distribution of recreation places of Shunqing district, 368 CSW were investigated one-to-one by anonymous questionnaire through equal probability sampling. |