The beam member extends along a region of the longitudinal axis and a portion of the beam member is disposed within the inner bore and is spaced apart from the inner surface.

梁元件沿纵向轴线的一区域延伸并且梁元件的一部分被布置在内孔内且与内表面隔开。

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The beam member extends along a region of the longitudinal axis and a portion of the beam member is disposed within the inner bore and is spaced apart from the inner surface.

梁元件沿纵向轴线的一区域延伸并且梁元件的一部分被布置在内孔内且与内表面隔开。

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