A method of trace and parameter measurement for flying objects is discussed with the GPS and telemetering technique over the range of middle and far distances.

本文采用GPS定位与遥测技术相结合的方法对中远程飞行器轨迹测量进行了研究。

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This thesis introduces design of side tone range acquisition signal and phase trace theory.

本文阐述了侧音测距信号设计，相位跟踪等理论。

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The velocity analysis accuracy may be raised by applying iterative stacking method and multiplying model trace stacking method to common-range gathers.

采用同炮检距道集进行迭代叠加和乘模型系数道叠加，可以提高速度分析的精度。

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Asda said its own DNA tests on the burger range had also not found any trace of any horsemeat.

BBC: Asda withdraws frozen burger range supplied by NI company

"You've had a whole range of withdrawlist parties and independent candidates standing and all have sank without trace, " he said.

BBC: New EU referendum party holding first conference