The paper expounds the development and the application of the unit control stand for the stations running dispatch command system, as well as its properties, specialities, applying scope, etc.
本文阐述了车站行车调度指挥系统单元控制台的研制和使用情况，它的性能、特点及适用范围等。
The test unit for downhole tools for heavy oil thermal recovery consists of test stand and control mechanism.
稠油热采井下工具试验装置由井下工具试验台架和测试控制系统组成。
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