【单选题】【消耗次数:1】
成分、温度调节系统的调节规律,通常选用()。
PD
PID
PI
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相关题目
【单选题】 流量、压力调节系统的调节规律,通常选用( )。
①  PD
②  PID
③  PI
【多选题】 分程调节系统,通常有()调节阀。
①  一只
②  两只
③  三只
④  四只
【单选题】 DDZ-Ⅲ调节器的调节规律是()。
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②  分程调节
③  串级调节
④  双位调节
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①  正确
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【判断题】 PID调节器由比例调节器、积分调节器和加法调节器通过线性组合而构成。
①  正确
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【多选题】 下列哪种调节规律调节结果容易存在余差?()
①  比例微分调节
②  比例积分微分调节
③  比例积分调节
【单选题】 PID调节中的“P”指的是比例控制器。
①  正确
②  错误
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③  关闭
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【单选题】 采用PI调节器的转速、电流双闭环系统启动时,转速调节器经历 不饱和、 饱和两种状态。
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随机题目
【单选题】 6. The company ____ that their product “makes you thin without dieting”.
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【单选题】 He ____the tears on her face when he heard the relatives walking into the room.
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①  for
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【单选题】 Jane: I’d like to have some ice cream if you don’t mind. Man: ____. Help yourself.?
①  of course ?
②  Yes, I do ?
③  Oh, yes ?
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【单选题】 3. He admits that playing computer games sometimes____ him ____his study.
①  distracts--from
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③  distracts--to
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①  that
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④  discusses