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单词
humic substances
释义
humic substances
原型:
humic substances 是 humic substance 的复数
腐殖物质; 土壤和沉积物等中,除有机体中已知的各类有机化合物(非腐殖物质)以外的各种淡棕色至暗褐色的天然高分子化合物的总称。它由胡敏酸、富啡酸和胡敏素等三类物质组成。
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ecological validity
ecological value
ecological variation
ecological variety
ecological vicariad
ecological vicariant
ecological viewpoint
ecological warfare
ecological warfares
ecological zero
ecological zonation
ecological zoogeography
ecologic amplitude
ecologic assemblage
ecologic balance
ecologic benefit
ecologic community
ecologic complex
ecologic density
ecologic displacement
ecologic distribution
ecologic dominance
ecologic economics
ecologic equilibrium
ecologic facies
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更新时间:2026/1/21 5:35:50