This paper introduces a DDC (Direct Digital Control) temperature system.
介绍一种DDC(直接数字控制)温度系统。
The scheme of DDC (Direct Digital Control) designed in gate controlling so as to realize digital control is put forward to keep up with the calling of hydraulic automation.
将直接数字控制器应用于闸门控制，实现闸门开度的数字化控制是顺应水利自动化的号召提出的。
This paper is mainly about the application of DDC (Direct Digital control) process control in polymerizer forced condensation and the results.
本文主要论述了聚合釜冷凝强制投用的DDC过程控制应用。
This paper is mainly about the application of DDC (Direct Digital control) process control in polymerizer forced condensation and the results.
本文主要论述了聚合釜冷凝强制投用的DDC过程控制应用。
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