1) Firstly, the definition of urban water engineering is summarized, and its characteristics are analyzed one by one;2) Secondly, it discusses the definition of PPP at home and abroad, the characteristics and connotation of PPP, and the current practical application of the mode classification, as well as the operation process.
1) Firstly, the definition of urban water engineering is summarized, and its characteristics are analyzed one by one;<br>2) Secondly, it discusses the definition of PPP at home and abroad, the characteristics and connotation of PPP, and the current practical application of the mode classification, as well as the operation process.
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