manual control______

direct digital control______

Control (英文)______ and you control nations; control (英文)______ and you control the (英文)______ ; control (英文)______ and you control the world——Henry (英文)______

Closed-loop control system is an automatic control system. Open-loop control system is not an automatic control system.

Important branches of intelligent control do not include A: expert control B: neural network control C: fuzzy control D: adaptive control

The one which does not belong to intelligent control is A: neural network control B: expert control C: fuzzy control D: deterministic feedback control

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

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

Her car ran ____ and hit a tree. A: out control B: under control C: out of control D: far from control

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.