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土壤形态
释义
土壤形态
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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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energy operator
energy optimal performance
energy optimized aircraft
energy partition
energy performance contracting
Energy Pipelines Cooperative Research Centre
energy plants
energy politics
energy principle
energy principles
energy production in stars
energy production of hydroelectric power station
energy projection operators for Dirac equation
energy pyramid
energy quantification
energy quantization
energy randomization
energy range
energy recycle
energy release
energy release rate
energy representation
energy reserves
energy resolution
energy resolution power
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