在分析我国杂用水水质标准、建筑中水水质的基础上，提出了适合我国建筑中水回用的工艺流程，并对建筑中水工程进行了宏观及微观经济分析。

Based upon analysis of the water standards of miscellaneous water and architectural intermediate water in China a proper technological process is proposed for architectural intermediate water reuse.

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用水量指标是城市给排水工程规划建设的基础，合理确定用水量标准十分重要。

Water consumption index is a basis for planning and construction of urban water supply and drainage projects and it is very important to set the proper standard for water consumption.

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本标准适用于水工金属结构的焊接，也适用于水利水电工程其他机械产品钢结构的焊接。

The standard is suitable for hydraulic steel structure weld; it is also suitable for the steel structure weld of miscellaneous mechanical products in water conservancy and hydroelectric projects.

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