Objective to investigate the optimum scanning parameters for multi-slice spiral ct aorta imaging so as to emphasize the contrast delay time and the method of image reconstruction.
目的：研究多层螺旋CT主动脉成像技术的最佳扫描参数，强化延时时间及图像重建方法。
By using a dynamic optimum processing, the optimal fire assignment strategy is obtained in every radar scanning cycle.
在雷达的每个扫描周期内，采用最佳处理法获得了最优火力分配方案。
The optimum time and season for thermal infrared scanning imaging is analysed based on the results of measurement.
根据测试结果分析了热红外扫描成像有利的时间和季节；
The influence of bedding powder on phase composition and microstructure was studied by X-ray diffraction and Scanning Electron Microscope (SEM), and the optimum parameters were obtained.
采用X射线衍射仪和扫描电镜分别测定产物相组成及相对含量、显微形貌，研究了埋粉对产物相组成的影响，并确定了合成过程的最佳工艺参数。
The optimum coupling reaction conditions were determined by difference scanning calorimetry-thermogravimetric analysis.
用差热-热重分析确定了最佳偶联反应的条件。
With a scanning electron microscopy, the results show that adding PNBR can be improved the mechanical properties of PP composites, the optimum percentage of PNBR is 5 ~ 15%.
实验结果表明，通过扫描电镜分析PNBR的加入可以提高PP复合材料力学性能，PNBR最适加入量为5~15%；
With a scanning electron microscopy, the results show that adding PNBR can be improved the mechanical properties of PP composites, the optimum percentage of PNBR is 5 ~ 15%.
实验结果表明，通过扫描电镜分析PNBR的加入可以提高PP复合材料力学性能，PNBR最适加入量为5~15%；
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