Objective To examine the spatial distribution and dispersion of repolarization using space-time map of body surface potential mapping (BSPM) and their clinical value.
目的用体表心电标测时空图法探讨复极离散空间分布和临床价值。
The influence of lens dispersion up to second order on the spatial and temporal intensity distribution of the femtosecond Gaussian beam was analyzed.
分析了单透镜色差和群速度色散对超短脉冲高斯光束聚焦的时间分布及脉冲波面的影响 ；
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