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钠质特性
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钠质特性
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农学
钠质特性
释
sodic property
钠质特性
交换性钠饱和度(ESP)≥30%和交换性Na+≥2厘摩(+)/千克,或交换性钠与交换性镁饱和度之和≥50%的特性。中国土壤分类系统中的诊断特性之一。
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curvature drift
curvature elasticity theory
curvature equation
curvature field
curvature flow equation
curvature form
curvature function
curvature index
curvature indicatrix
curvature invariant
curvature line
curvature line parameter
curvature matrix
curvature movement
curvature object
curvature of a connection
curvature of a curve
curvature of a surface
curvature of field
curvature of parallel
curvature of space
curvature of space-time
curvature of spacetime
curvature of the second kind
curvature of the three points
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