最大指示空速用海里/时表示.（）
- A、The maximum instruction airspeeds are shown in nm per hour.
- B、The maximum indicated airspeeds are shown in nm per hour.
- C、The maximum instruction airspeeds are shown in knots.
- D、The maximum indicated airspeeds are shown in knots.
正确答案:D
答案解析:有
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