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LAC ferric horizon
释义
LAC ferric horizon
Encyclopedia
农学
低活性富铁层
释
LAC ferric horizon
低活性富铁层
由矿物中度风化,单、双硅铝化矿物并存,盐基淋失作用强烈,有明显脱硅和铁铝氧化物富集,低活性黏粒淀积的中度富铁铝化作用形成的土层。是中国土壤系统分类中设立的用于诊断富铁土的一个诊断表下层。
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conically scanning antenna
conical nebula
conical net
conical papillae
conical point
conical refraction
conical rotor machine
conical scan
conical scanning earth sensor
conical-scanning radar
conical spiral
conical spiral feed
conical surface
conical surface of rotation
conical wedge
conic constant
conic double point
conic equidistant projection
conic function
conic in affine geometry
conicity
conico-cylindric surface
conic of centers
conic of elliptic type
conic of hyperbolic type
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