本文提出了应用射电干涉测量的方法测七地球自转的三个参数时，源矢量的最佳分布条件。
An optimum distribution condition of radio sources for the determination of Earth rotation parameters by means of VLBI technique was proposed and explained in detail.
本文提出了应用射电干涉测量的方法测七地球自转的三个参数时，源矢量的最佳分布条件。
An optimum distribution condition of radio sources for the determination of Earth rotation parameters by means of VLBI technique was proposed and explained in detail.
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