automatic_program_control_unit

1.The automatic control for the unit is realized by the design of program.
通过程序设计实现了装置的自动控制。
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2.This article proposes the operating principle and the program block-diagram of the automatic switching control to the main circuit-breaker on board of each powered unit of the train at proper time.
本文介绍了该装置对列车各车组适时进行主断路器自动分合闸控制的工作原理及程序框图。
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