求翻译：工业尿素与农业尿素相比，没有提纯，成本低，除对铁含量，碱度，硫酸盐，水不溶物等有一定要求外，其余如氮，缩二脲，水分的含量等主要质量指标并无太大差别，一般农业尿素都能满足工业的要求是什么意思？

Industrial urea and agricultural urea, purification, low cost, apart from certain requirements of the iron content, alkalinity, sulfate, water insoluble matter, the rest such as nitrogen, biuret, moisture content and other key quality indicators and no significant difference between the general agri

urea and urea industrial agriculture, there is no purification than low-cost, in addition to iron content, pH value, sulphate, water insoluble, such as a certain requirements, such as nitrogen, and the remaining 2, the moisture content of perfluorinated polymers, such as main quality indicators and

The industry urea and the agricultural urea compare, has not deputed, the cost is low, except to the hard content, the alkalinity, the sulfate, the water insoluble substance and so on has outside certain request, other like nitrogen, the biuret, the moisture content content and so on the main qualit

Compared to industrial urea and urea in agriculture, not purified, low cost, in addition to their iron content, alkali, sulfate, has certain requirements, such as water-insoluble, remaining such as nitrogen, biuret, moisture content and other key quality indicators and not too great differences, gen

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