目的探讨自由臂三维超声成像技术的临床应用价值。
Objective To evaluate the value of clinical application of the three-dimensional ultrasound imaging with free-hand.
目的：探讨三维超声成像技术在产前胎儿畸形筛查中的应用价值。
Objective: To evaluate the application value of three-dimensional ultrasonography(3DUS) in diagnosing fetal malformations.
结论自由臂三维超声成像技术在临床应用是可行的，可以提供二维超声图像不能提供的病灶形态学信息。
Conclusion Clinical application of the three-dimensional ultrasound imaging with free-hand is feasible, and can provide morphologic information unattainable through two-dimensional ultrasound.
彩色多普勒与三维超声成像技术的结合更易于显示肿瘤血管“抱球征”、“提篮征”、“周围血管绕行征”的立体构型。
Color Doppler combining with 3d ultrasound imaging technique could display the stereoscopic configuration of "holding ball", "hand-basket", "surrounding blood vessel bypass".
目的将超声医学图像三维重建技术与多普勒血流成像技术结合起来，实现超声血流图的动态三维重建。
Objective To implement dynamic 3d reconstruction of ultrasonic flow images by the technique of 3d reconstruction of ultrasonic medical images combined with Doppler flow imaging method.
同时，本文研究了用超声CT成像技术对钢筋混凝土结构内部缺陷进行探测的问题，初步实现了对缺陷的三维重构。
On the other hand, ultrasonic CT technology is taken to detect interior damage of concrete to realize 3-D image reconstruction.
同时，本文研究了用超声CT成像技术对钢筋混凝土结构内部缺陷进行探测的问题，初步实现了对缺陷的三维重构。
On the other hand, ultrasonic CT technology is taken to detect interior damage of concrete to realize 3-D image reconstruction.
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