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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The paper deals with the application range of the second law of thermodynamics, trying to analyze the reason of its coming into being and trace its historical process.

本文考察了热力学第二定律的适用范围、产生的原因及该范围的历史演化。

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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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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