According to the characteristic of Beidou double-star positing system(double-star positoin), this paper puts forward the optimal predication model of double-star position/SINS integrated system.

根据北斗双星定位系统（简称双星定位）的特点，提出了北斗双星与SINS组合的最优预测模型。

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The double objects sentence is one kind of sentence types extremely rich in characteristics in the modern Chinese grammar system, and is a sentence type using verb as predication.

双宾语句是现代汉语语法体系中极富特色的一种句式，是动词谓语句的下位类型之一。

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