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| 1. | Reforming the Urban Household Registration System and Its Implication to UrbanPlanning |
| 城市户籍制度改革与城市规划应对——大潮过后的思考 |
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| 2. | In 2000, the amount of discharge of industrial and urban household wastewater nationwide totaled 41.5 |
| 2000年，全国工业和城市生活废水排放总量为415亿吨，其中城市生活污水排放量达221亿吨。 |
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