Which of the following descriptions is wrong about the control of an air conditioner?_____
A: The control position can be divided into remote control and local control.
B: In local control, the automatic control system also needs to work.
C: If the remote control doesn't work, the air conditioner won't work.
D: In case of control system failure, manual control mode can be adopted.
A: The control position can be divided into remote control and local control.
B: In local control, the automatic control system also needs to work.
C: If the remote control doesn't work, the air conditioner won't work.
D: In case of control system failure, manual control mode can be adopted.
举一反三
- Closed-loop control system is an automatic control system. Open-loop control system is not an automatic control system.
- According to the characteristics of the control system, CNC machine tools can be divided into ( ),( ) and contour control machine tools. A: Point to Point Control B: open-loop control C: line motion control D: closed-loop control
- The implementation of multiple exchange rate system belongs to the type of （ ）in exchange control. A: quantity control B: price control C: direct control D: indirect control
- The air control system is based on radar, which means fewer planes can take to the skies.
- There was nothing they could do about it. The situation was out of control. A: in control B: in the control C: out control D: out of control