无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

單項(xiàng)選擇題

Which of the following definitions can be used to define the term ‘offset ’ as a characteristic of controller action?()

A.The period of time in which the set point and the control point coincide
B.The periodic change between the set point and the control point
C.The variable difference between the set point and the control point
D.The constant difference between the set point and the control point

微信掃碼免費(fèi)搜題