仔细人工翻译
N(Nitrogen)isanecessarynutrientforplants,butalsoamajorcontributortoenvironmentalpollution.HowtoaccuratelysimulatethecirculationofNinthesoilhasbecomeafocusofattentionamongscientists.Throughthisexperiment,wecanfindouttheconcentrationofNinthesoilatdifferentstages;understandhowvariousformsofNinthesoilchangewithtime;accuratelyassesstheeconomic,ecologicalandenvironmentalimpactoftheapplicationofnitrousfertilizers,facilitatedecision-makingintherational,sustainableandscientificapplicationofnitrousfertilizers;andpreventeconomicandenvironmentalimpactsduetothelossofnitrousfertilizers.