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砖红壤
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砖红壤
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砖红壤
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砖红壤
强酸性、高铁铝氧化物的暗红色土壤。通常在热带高温高湿、强度淋溶条件下由富铁铝化作用形成。砖红壤在中国土壤系统分类中(1998),列为湿热铁铝土亚纲、铁铝土土纲;在中国土壤系统分类(2001)中,归属在湿润铁铝土[注]、湿润富铁土[注]或湿润雏形土[注];在美国土壤系统分类(1999)中,大致相当于湿润氧化土[注]、湿润老成土[注]或湿润始成土[注];在世界土壤资源参比基础(2014)中,大致相当于铁铝土[注]、低活性强酸土[注]、雏形土[注]等。
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equational
equational category
equational class
equational class of lattices
equational closure
equational compactness
equational division
equational logic
equationally complete extension
equationally definable class
equationally equivalent system
equation clock
equation for ideal gases
equation for the components
equation in coordinates
equation in monic form
equation in nonconservation form
equation of a circle
equation of a curve
equation of a minimal surface
equation of a plane
equation of a straight line
equation of a surface
equation of boundary layer
equation of composite type
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