常见例句雙語例句Because of its oblate shape, the moment of inertia of the earth is a maximum about the polar axis and minimum about an axis in the equatorial plane.由於地球是扁球躰，繞極軸慣量矩最大，而繞在赤道麪內的軸的慣量矩最。 返回 equatorial moment of inertia