摘要
本文阐述了年产１１万吨尿素装置投运后暴露出的主要问题，提出了改造措施。并对改造后取得的经济效益和社会效益作了介绍。
The paper deals with the main problems revealed from the operation of 110 000 t/a urea plant, suggests the revamping measures accordingly, and exhibits the economical and social benefits for such revamping.
