combination reaction meaning in Chinese

化合反应

Aiming at the weakness of electric - automation control system in combination reaction product line of chemical industry , this paper detailedly introductes how to reconstruct the former system successfully by applying the advanced plc , inverter , fieldbus and hmi , how to get to higher demand of producing technics and how to acquire better technique and economic benefit
摘要针对化工化合生产线电气自动化控制系统的缺点，详细介绍了运用先进的plc 、变频器、现场总线及hmi （人机界面）技术，对老系统进行成功的改造，达到了较高的生产工艺要求，并取得了良好的技术、经济效益。