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【单选题】
在两个副翼后部有调整片。
A.
There are trim tabs at the rear of both ailerons.
B.
There are trim tabs at the rear of both flaps.
C.
There are trimmable stabilizers at the rear of both elevators.
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三