摘  要：介紹自工業(yè)化以來尿素流程的演變，藉此說明流程改進的動力源自節(jié)能降耗，技術創(chuàng)新是流程改進的鑰匙。     關鍵詞：尿素；工藝;變化；節(jié)能降耗 中圖分類號：TQ441.41    文獻標志碼：B    文章編號：1003-6490（2012）02-0001-18                                                Technological Innovation is the Key to Urea Process Progress SHEN Hua-min (The Fertilizer Professional Committee of CIESC，Shanghai 200336，China) Abstract:Describe urea process evolution since industrialization. It is proved that energy saving is driving force for process improvement,and technological innovatio....