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secondary water supply
释义
secondary water supply
Encyclopedia
工学
〔城乡供水〕
释
secondary water supply
二次供水
单位或个人将城市公共供水或自建设施供水,经储存、加压或深度处理和消毒后,通过供水管道或专用管道向用户的供水。
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identification of quality trait
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identification of rocks and minerals
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identification of the purity and quality of Chinese medicinals
identification of time delay
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identification of water use efficiency
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identification technique of composition and structure
identification technological system
identification technology
identification tests of biological products
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