The precise three dimension coordinate B, L, H can be obtained with GPS technique. It must be transformed into users needed coordinates, which has been applied widely in this field.

利用GPS测量技术可以获取GPS点高精度的三维坐标B、L、H ，经坐标转换可获得用户需要的坐标，在这一方面已获得广泛应用。

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The proposed scheme only requires three single-mode cavity fields and one classical field, thus it is easier to be realized in experiment by using cavity QED technique.

该方案装置简单，仅需三个单模腔场和一个经典场，且在制备过程中腔场可始终处于真空态。

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Wind field retrieval from dual-Doppler radar data USES synthesis technique, and the vertical velocity is obtained by using continuity equation, then the three-dimensional wind fields are retrieved.

双多普勒天气雷达反演风场是以直接合成法为基础，垂直速度通过连续方程得到，反演天气系统的三维风场。

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