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Culverts in ancient China
释义
Culverts in ancient China
Encyclopedia
理学
古代涵管
释
Culverts in ancient China
古代涵管
古代又称瓦窦、涵洞,修在塘堰或渠道的堤岸中,用于向农田放水;建于大江大河、湖泊的堤岸中,用于泄水、淤灌等;或建于古城城墙中,用于城市供排水。涵洞可为开敞式,也可设闸门节制。
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correlation dependence
correlation detection
correlation detector
correlation determinant
correlation diagram
correlation diagram of energy level
correlation dimension
correlation energy
correlation evaluation
correlation exponent
correlation flowmeter
correlation fluctuation of pressure and entropy
correlation fluctuation of pressure and volume
correlation fluctuation of temperature and entropy
correlation fluctuation of temperature and volume
correlation function
correlation functional
correlation function method
correlation function of clusters
correlation function of fluctuation force
correlation function of galaxies
correlation function of halo
correlation function of quasars
correlation immunite function
correlation immunity
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