确定增强扫描范围、佳注射速率与重建矩阵。
The scan cover, injection rate and reconstruction matrix were assured.
目的探讨64层螺旋CT下肢动脉血管成像的最佳注射速率与重建矩阵的选择。
Objective To investigate the optimal injection rate and reconstruction matrix in 64-slice spiral CT lower extremity artery angiography.
从速率方程和多层介质膜理论出发，构建了垂直腔半导体光放大器(VCSOA)的动态传输矩阵模型。
Starting from the rate equations and the theory of multilayer dielectric film, a dynamic transfer matrix model of vertical cavity semiconductor optical amplifiers (VCSOAs) was established.
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