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单选题
垂直安定面是指与方向舵相连的垂直翼面，包括翼梁、肋、桁条、板/蒙皮、检修盖、翼尖等。
A
Vertical Stabilizer is the vertical airfoil to which the rudder is attached, including items such as spars, ribs, stringers, plates/skin, access covers, tips, etc.
B
Vertical stabilizer refers to the vertical wing surface connected to the rudder, including spars, ribs, stringers, plates/skins, access covers, tips, etc.
C
The vertical stabilizing surfaces are the vertical airfoils connected to the rudder, including the wing beams, ribs, trusses, plates/skins, access covers, wing tips, etc.
答案解析
正确答案：C
