当电网电压和频率的变化时，分析了电动机、变压器、控制及保护系统、照明系统、通信导航设备等受电器工作的可靠性。
When the variation of bus-bar voltage and frequency occurs, the reliability of electric motors, transformers, control and protection system is analyzed in this thesis.
学校提供一套完成设计所需的工具包，包括无线电控制设备、电池、气球、电动机和制作材料。
A project kit is provided consisting of radio control equipment, batteries, balloons, electric motors, and construction materials.
详细分析了输送系统设备保护控制电动机原理图、程序框图、PLC系统外部接线图。
Detailed analysis of the transportation system protection and control equipment, motor schematic, block diagram, PLC system, the external wiring diagram.
应用推荐