單項(xiàng)選擇題

A feedback is an input（）

A.which governs the state of a variable
B.which provides a visual and audible alarm
C.which indicates values of controlled variables
D.which measures the state of the controlled variable

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單項(xiàng)選擇題

The closed-loop system differs from the open-loop system by（）

A.the lack of a feedback
B.the presence of a feed back
C.the lack of a computer
D.the presence of a computer

單項(xiàng)選擇題

From the passage, we can learn that the simplest controller action is（）

A.two-step controller action
B.proportional, controller action
C.integral controller action
D.derivative controller action

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A feedback is an input（）

你可能感興趣的試題

The closed-loop system differs from the open-loop system by（）

From the passage, we can learn that the simplest controller action is（）

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