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针式打印机术语中，"24针"是指
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针式打印机术语中，"24针"是指
A、打印头有24×24根针
B、信号线接头有24根针
C、打印头有24根针
D、信号线接头和打印头各有12根针
时间：2021-09-06 21:37
关键词：
西安文理学院
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C
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针式打印机术语中，"24针"是指
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