整个控制系统是以PC机为核心控制单元的。

The whole system's central control unit is PC.

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介绍一种采用80c552单片机为核心控制单元的注浆监测系统。

This paper mainly introduces the monitoring system based on the control unit of 80c552 SCM for grouting.

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控制层：主要负责系统的访问控制、协调模型和视图间的关系，是系统的核心控制单元。

Control layer: responsible for system access control, coordination relationship between the model and the view is the core of the system control unit.

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