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单选题
＇OB GND SPLRS＇ 警戒信息指示：＇OB GND SPLRS＇ Caution message indicates:
A
A. 地面扰流板放出，但是飞机不在地面上。A ground spoiler is deployed and aircraft is not on the ground.
B
B. 内侧地面扰流板不工作。Inboard ground spoilers are inoperative.
C
C. 外侧地面扰流板不工作。Outboard ground spoilers are inoperative.
D
D. 地面减升模式不安全。Ground lift dumping mode is unsafe.
答案解析
正确答案：C
