单项选择题
Which of the following printers uses a charged drum to transfer toner to paper？（）
A.thermal
B.laser
C.ink jet
D.impact
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相关考题
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单项选择题
Whichofthefollowingitemcolorizesthepaperusingatwo-componentlaserprinter？（）
A.ribbon
B.developer
C.laser beam
D.toner -
多项选择题
Whichofthefollowingprintersspraysthepaper？（）
A.impact
B.laser
C.thermal
D.solid ink
E.ink jet -
单项选择题
Whichofthefollowingshouldatechnicianusetocleantheglassonaflatbedscanner？（）
A.glass cleaner and paper towels
B.dish soap and a wet towel
C.a soft， pre-moistened towel or wipe
D.dry paper towels
