水位流量关系定线方法 Alignment method of stage-discharge relationship
无线电测定方位法 radio-direction-finder method
在分析了传统的公路测设中选线、定线方法基础上，着重阐述了航空摄影测量在公路测设中的应用。
Based on the analysis of the traditional highway set-out alignment, the emphasis of the paper has been put on the application of aerial photogrammetry on the highway alignment.
该方法充分利用了线阵CCD分辨率高的特点，并且具有一定的实用价值和应用前景。
This method USES linear array CCD characteristic with high resolution capacity and has certain practical value and application prospect.
利用特征线方法数值模拟了双圆弧和抛物线两种特型喷管中的三维非对称定常等熵的超音速流场。
Numerical simulation of three-dimensional, steady, isentropic, non-symmetrical flow in rocket nozzles is completed using a bicharacteristic method.
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