单项选择题

A.Halogen lampB.Light Emitting Diodes （LED）C.Fuser lamp……

Which of the following items can be used as a discharge lamp？（）

A.Halogen lamp
B.Light Emitting Diodes （LED）
C.Fuser lamp
D.Cleaning roller

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热门试题

单项选择题Whichofthefollowingfailedcomponentswouldberesponsibleforthefuserunitnotheatingproperly？（）

A.Halogen lamps
B.Ball bearing
C.Hot roller
D.Pressure roller

单项选择题Whichofthefollowingdevicescanrouteelectricalsignalsonlywhenactivatedbyanexternalcontrolsignal？（）

A.Solenoid
B.Relay
C.Clutch
D.Capacitor