The text analyses the situation of chlordane distributed over soil by mathematics,and explains the principle of chlordane moving in soil by the knowedg of architectura engineering.

 
  • 本文通過(guò)運用數學(xué)方法分析了氯丹在土壤中分析情況,并運用建筑學(xué)的有關(guān)知識解釋了氯丹在土壤中移動(dòng)的道理。
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