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土壤形态
释义
土壤形态
Encyclopedia
农学
土壤形态
释
soil morphological characteristics
土壤形态
包括颜色、质地、结构、孔隙、紧实度、新生体、侵入体、构造和厚度等的土壤外部特征。土壤形态是土壤发生发展历史的集中反映,也是认识土壤形成和演化历史的关键。因此,土壤形态特征是研究土壤发生和诊断土壤性质的基础,是划分土壤层次和确定土壤分类的重要依据,也是野外土壤描述的主要内容。
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finite dimensional projective geometry
finite-dimensional projective geometry
finite-dimensional representation
finite-dimensional space
finite-dimensional structure
finite-dimensional subspace
finite-dimensional system
finite-dimensional vector space
finite dimension linear representation
finite discontinuity
finite discrete cosine transform
finite discrete Hartley transform
finite domain
finite dual
finite element
finite element analysis
finite-element analysis
finite element analysis method
finite element analysis of elastoplastic problems
finite-element approximation
finite element design
finite element equation
finite element equation of elastic dynamics
finite element frequency domain method
finite element method
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