Traditional GPS satellite selection algorithm uses only 4 satellites with minimal Geometric Dilution of Precision(GDOP)and doesn t work well in high dynamic conditions.

一般的GPS选星方法通过搜索选取使几何精度衰减因子最小的4颗卫星，对于高动态应用特别是在水平姿态角较大的情况下，传统的选星方法存在许多局限性。

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But because of the limitation of processing levels and the marketing ability, local tea production always stays on the original stage of processing and doesn t forge its own brand.

但由于营销能力和加工水平的限制，各地方茶叶一直以来只停留在初加工层面，长时间没有形成自己的品牌。

youdao

But because of the limitation of processing levels and the marketing ability, local tea production always stays on the original stage of processing and doesn t forge its own brand.

但由于营销能力和加工水平的限制，各地方茶叶一直以来只停留在初加工层面，长时间没有形成自己的品牌。

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