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单选题
控制后缘襟翼位置和移动的系统部分。
A
That section of the systems which controls the position and rotation of the trailing edge flaps.
B
That portion of the systems which controls the position and movement of the trailing edge flaps.
C
That part of the systems which controls the position and rotation of the flaps.
答案解析
正确答案：B
相关知识点：
后缘襟翼位置移动控制记牢
