central axis的用法和樣例：
例句
- The force to be measured must be applied concentrically along the central axis as far as possible.
所測量的力必須盡可能集中地沿著(zhù)中心軸施加。 - The orientation of the minor axis of the ellipses is the same as that of the central axis, and is perpendicular to its surface.
橢圓的輔助軸方向與中心軸相同，并且垂直于其表面。
