ประโยคภาษาจีน : 中文句子 |
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tōng guò 通过 wèn juǎn diào chá 问卷调查 de 的 fāng shì 方式 liǎo jiě 了解 lán zhōu shì 兰州市 jū mín 居民 duì yú 对于 lā jī 垃圾 dài zhuāng huà 袋装化 rèn zhī 认知 chéng dù 程度 |
The understanding level of inhabitants to waste bagging collection in Lanzhou city were found out by questionnaire survey. |