名词解释题点式调速系统 point type speed control system
名词解释题
点式调速系统 point type speed control system
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单选题In an automation system, the effect of a control action sensed by a controller is known as （）Acommand inputBset point signalCoutputDfeedback
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单选题The meat box temperature control circuit, as used in ship service refrigeration system, is an example of （）Atwo position controlBsignal speed floating controlCproportional controlDreset control
名词解释题连续式调速系统 continued speed control system