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有机土
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有机土
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有机土
富含有机质的土壤。有机土土纲名称引自美国系统分类,也与世界土壤图图例单元中的有机土一致。这一土纲与中国土壤发生分类中的泥炭土大体相当。
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self-intersecting polyhedron
self-intersection
self-intersection number
self-intersection point
selfinterstitial atom
self-interstitials
self-introspecting and self-restraining
self-invariant semigroup
self-inverse
selfish DNA
self-isotomic cubic
self-join
self-knowledge
self-learning
self-learning control
self-learning systems
self lens
self-lens
self-lensing
selflessness tea party
selfless state
self-leveling concrete
self-limitation
self-linking
self-linking coefficient
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