Though GNSS technology has such advantages in positioning, the accuracy of location determined by onboard receivers need to be improved.
采用GNSS技术构建列车定位系统有着极大的优势，但是在实际应用中还需要解决列车运行中车载接收机定位精度的问题。
Though GNSS technology has such advantages in positioning, the accuracy of location determined by onboard receivers need to be improved.
采用GNSS技术构建列车定位系统有着极大的优势，但是在实际应用中还需要解决列车运行中车载接收机定位精度的问题。
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