With PLC controlled sodium ion exchange device, the unmanned continuous production of softened water can be realized.
采用可编程控制器(PLC)控制钠离子交换装置，可实现无人化管理的连续软化水生产。
This paper, beginning with the combination continuous automatic measure, expounds the trituration of the f-1 automatic analyzer controlled by microcomputers for water quality.
本文从水质联合连续自动测定的要求出发阐述了用微型机进行控制的F—1型水质自动测定仪的研制。
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