分析了原微机配料上料系统的缺陷和故障 ,并进行了行之有效的改造 ,确保了计算机外围环境稳定可靠。经一年多运行 ,改造后的微机上料配料系统技术指标先进 ,并取得了较好的经济效益。 The defects and failures of the original feeding system of the microcomputer are analyzed, and the effective transformation is carried out to ensure the stability and reliability of the computer peripheral environment. After more than one year of operation, the upgraded computerized dosing system has advanced technical indexes and achieved good economic benefits.