regressive erosion 中文意思是什麼
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For the cultivated study field, the 137cs concentration is relatively uniform within the plough layer. 2. the difference and sameness among the existing l37cs models have been discussed, and their precision have been validated by comparing with the regressive model of soil erosion
分析了~ （ 137 ） cs示蹤農耕地土壤侵蝕速率模型間的異同，並以土壤侵蝕的經驗回歸模型為參照對~ （ 137 ） cs法計算的土壤侵蝕速率進行驗證。
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