雨水利用技术还较落后，缺乏系统性。

Accordingly, the technology of rainwater utilization is behindhand and short of systematization.

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分析了北方雨水利用的现状，对国内雨水利用技术理论和实践以及国外较成功的经验作了详细的介绍。

The actuality of rainwater use in north China was analyzed, and the domestic theory and practical of rainwater use technique and some overseas successful experience were introduced in this paper.

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该方法具有一定的通用性和实用性，可以作为城市雨水利用工程优化设计的理论依据和实用技术。

This method is universal and practical, and can be used as the theory basis and practical technology in optimization design of urban rainwater utilization project.

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