尿素是最大的化肥产品,其生产工艺及防蚀问题,一直为有关人员所注意,迄今仍在不断研究、改进和发展。本文简述概况,并试图提出新的设想,以供商酌。 Urea is the largest chemical fertilizer product. Its production technology and anti-corrosion problems have always been noticed by the personnel concerned. Up to now, urea has been continuously researched, improved and developed. This article gives an overview of the situation and tries to come up with new ideas for discussion.