救火队员之间用灯光保持视觉联系。（）A、Fire party members maintain contact with lamps.B、Fire party members maintain visual contact use lamps.C、Fire party members maintain visual contact with lamps.D、Fire party members maintain visual contact by lamps.
救火队员之间用灯光保持视觉联系。（）
- A、Fire party members maintain contact with lamps.
- B、Fire party members maintain visual contact use lamps.
- C、Fire party members maintain visual contact with lamps.
- D、Fire party members maintain visual contact by lamps.
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