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Chernozem
释义
Chernozem
Encyclopedia
农学
黑钙土
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Chernozem
黑钙土
温带半干润气候地区草原植被条件下形成的,表层具有深厚腐殖质层、下部具有钙积层或石灰反应的土壤。在中国土壤系统分类为均腐土纲,半干润均腐土亚纲;在美国土壤系统分类中,黑钙土属于软土纲的多种类型:冷冻性冷凉软土、黏化冷冻软土、钙化冷凉软土、黏化半干润软土、弱发育半干润软土、钙质半干润软土等。
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revealed preference approach
revealed theology
Reveal Her true Identity
Revealing Original Shape in Officialdom
revealment
revelation
Revelations
revelle factor
Revenge in Cuiping Mountain
Revenge tragedy
revenue
Revenue Act of 1971
revenue and expenditure budgeting method
revenue budget examination
Revenue Center
Revenue Equalisation Reserve Fund
revenue of administrative and institutional units
revenue of recovery of principal income loans
revenue sharing contract
revenue surplus/revenue reserve
reverberant field
reverberant sound
reverberation
reverberation characteristic
reverberation control
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