The earth is an oblate spheroid - a sphere with flattened poles and a slight bulge at the equator.
地球是一个扁平的球体—一个具有扁平的两极和赤道附近稍稍凸出的球体。
He shows that the earth is not a true sphere but an oblate spheroid and calculates the flattering.
他证明地球不是一个真的球而是一个扁球，而且计算了扁平度。
In Geodetic Surveys, the shape of the earth is thought of as a spheroid, although in a technical sense, it is not really a spheroid.
在大地测量中，地球的形状被看成一个椭球体，虽然在技术角度来看，它不是真正的椭球。
In Geodetic Surveys, the shape of the earth is thought of as a spheroid, although in a technical sense, it is not really a spheroid.
在大地测量中，地球的形状被看成一个椭球体，虽然在技术角度来看，它不是真正的椭球。
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