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土壤区划
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土壤区划
Encyclopedia
农学
土壤资源
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soil regionalization
土壤区划
以土壤群体在地面组合的区域特征异同为依据,对土壤类型的划分。通常将相同或相似的土壤群体划归为同一个单元区,在同一个单元区内再根据土壤群体的某些差异进行续分。是综合自然区划的重要组成部分,也是农业区划的基础工作。
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fundamental principles of international law
fundamental principles of securities law
fundamental problem
fundamental problems of philosophy
fundamental process in radiation chemistry
fundamental property
fundamental quantity
fundamental reference frame
fundamental reference system
fundamental reflection
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fundamental research
fundamental resonance
fundamental retract
fundamental rights and duties of states
fundamental rights of the citizen
fundamental risk factor
fundamental root system
Fundamental Rule of Chart Parsing
fundamental semi-invariant
fundamental sequence
fundamental series
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