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单选题
不要使用压缩空气清洁显示组件后面的孔。压缩空气会将污染物吹入显示组件内，这会造成设备损坏。
A
A.Because pressurized air can blow contamination away from the display unit, you should not use it to clean the holes behind the display unit in order to avoid damaging the equipment.
B
B.Do not use compressed air to clean the holes on the rear of the display unit. Compressed air will push contamination into the display unit. This can cause damage to the equipment.
C
C.Do not use compressed air to clean the holes behind the display unit, because it can blow contaminants into display unit which may be damaged.
答案解析
正确答案：B
相关知识点：
勿用压缩空气清洁显示组件孔
