增强延时扫描是诊断与鉴别诊断的关键。
Post-contrast delayed scan is the key of diagnosis and differential diagnosis.
前言：目的：探讨CT增强延时扫描在泌尿系统先天性畸形诊断的临床价值。
Objective: To evaluate the value of delayed enhancement ct scans in the diagnosis of urinary congenital lesions.
CT增强扫描和延时扫描不仅显示了平扫所见，而且还显示了肾脏收集系统损伤导致尿外渗7例。
Enhanced and delayed ct scan not only showed what have been presented in the plain ct scans but also demonstrated 7 cases with external fistula of urine due to injury of collecting systems.
在这三种过程中，指示扫描造成的延时最为严重，这种时延为时间的定时制造了难度以至于出现快速漫游。
Out of these three processes, beacon scanning has observed to impose a significant delay, which leads toa big challenge on howto schedule this event so as to favor fast-roaming.
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。
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.
利用超宽带天线阵列和延时控制器的设计来实现UWB时域天线阵列扫描有着广泛的应用前景，比如移动目标的检测与跟踪技术的实现。
Utilizing UWB antenna array and delay controller to achieve its time-domain scanning has a wide application, such as mobile target detection and tracking.
该延时元件在位于该扫描输入端与该触发器输入端之间的信号路径上，并于该扫描输入端与该触发器输入端间提供信号传播延迟。
The delay element is in a signal path between the scan input and the input of the flip-flop, and provides a signal propagation delay between the scan input and the input of the flip-flop.
该延时元件在位于该扫描输入端与该触发器输入端之间的信号路径上，并于该扫描输入端与该触发器输入端间提供信号传播延迟。
The delay element is in a signal path between the scan input and the input of the flip-flop, and provides a signal propagation delay between the scan input and the input of the flip-flop.
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