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Heilu soil
释义
Heilu soil
Encyclopedia
农学
黑垆土
释
Heilu soil
黑垆土
暖温带半干旱草原地区久经耕种的,具有覆盖熟化层段和下垫古腐殖质层段的土壤。相当于美国土壤系统分类中的半干润软土亚纲,与深厚表层的钙积或弱发育半干润软土土类大体相似;在联合国世界土壤图图例中,大部分相当于人为土。
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positioning of column
positioning of costume design
positioning point
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positioning sleeve
Positioning system
positioning technology based on the ground mobile network
position inversion operator
position line
position location reporting system
position matching
position measurement
position micrometer
position of a game
position of point symmetry
position of readiness for action
position of similarity
position of symmetry
position of the conduction band
position of the people's police
position of the valence band
position on stage
position operator in position representation
position parameter
position plane
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