土壤侵蚀、化学退化、物理退化是全球范围内最主要的退化形式。
Globally, soil erosion, chemical deterioration and physical degradation are the important forms amongst various types of soil degradation.
土壤侵蚀、化学退化、物理退化是全球范围内最主要的退化形式。
Globally, soil erosion, chemical deterioration and physical degradation are the important forms amongst various types of soil degradation.
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