实际应用中主从结构简单，在分布式计算机系统中经常使用。
The master slave structure is simple and convenient in practical use, so it is often used in the distributed computer system.
在总线结构的分布式测控系统中，当系统实时性要求较高、突发性较强时，主从通信方式往往不能适应需要，而需要采用竞争式通信。
In distributed measurement and control system with bus structure, master slave communication may be replaced by race communication, when real time and burst are needed.
本系统采用两级微机控制，主从分布式监测系统结构。
This system is controlled by a two-level computer, and it is a distributed inspecting system with a principal and subordinate structure.
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