General purpose electrical with single loop self contained PID controller.
单通用电气回路自包含PID控制器。
The refrigerant system further comprises a controller in electrical communication with said flow control device.
该制冷系统还包括与所述流量控制装置电性连通的控制器。
Plant public address, Access door controller, and other miscellaneous electrical equipment maintenance.
工厂广播系统，门禁系统和其他零星电气设备的维护保养。
Plant public address, Access door controller, and other miscellaneous electrical equipment maintenance.
工厂广播系统，门禁系统和其他零星电气设备的维护保养。
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