目的探讨超声、X线透视检查对判定节育环异常的价值。
Objective To evaluate the diagnostic value of ultrasonography and X-ray fluoroscopy in abnormal place of intrauterine contraceptive devices (IUD).
方法应用PPD试验、X线透视、痰菌培养等方法开展现况调查。
Methods According to the questionnaire, the test of PPD (purified protein derivative), X-ray checking and sputum bacteria culture method had been used.
我们先前确认了联合应用X线透视和MRI研究在体腰椎运动的结果。
We previously validated a combined dual fluoroscopic and magnetic resonance imaging system to investigate in vivo lumbar kinematics.
方法在X线透视、超声及CT引导下对107例肺部病变患者进行肺活检。
Methods Guided by X-ray, ultrasound and CT, 107 patients with pulmonary masses were taken transcutaneous fine-needle aspiration biopsy.
目的研究X线平片测量法和X线透视法在腰交感神经节穿刺中的到位成功率及其并发症。
Objective To study the successful puncture rate and complications of lumbar sympathetic ganglion puncture directed by X-ray fluoroscopy.
方法：术中X线透视证实髓核钳尖端位于L3椎体前方，提示该异物可能在血管内移动。
Methods. Intraoperative fluoroscopy confirmed the presence of the tip anterior to the L3 vertebral body, indicating a possible intravascular migration of the foreign body.
目的对X线透视下和计算机导航系统引导下颈椎椎弓根螺钉内固定的精确性进行对比研究。
Objective To evaluate the feasibility and accuracy of cervical spine pedicle screw fixation assisted by X-ray fluoroscopy and CT-based navigation system.
目的：总结通过CT、US定位，在X线透视下经皮穿刺无水酒精硬化治疗肝、肾囊肿的经验。
Purpose: To analyse our experience under ct, us posited with X-ray guided percutaneous needle puncture aspiration and sclerosing treatment of hepatic and renal cysts.
方法对本院30例在介入术中并发的由超声心动图或X线透视证实的急性心包填塞患者的临床资料进行回顾性分析。
Methods Clinical data of 30 patients with acute cardiac tamponade complications in interventional procedures, confirmed by echocardiogram or X-ray, were analyzed retrospectively.
结论：C形臂x线透视下分步引导上中胸椎椎弓根螺钉植入，是一种能提高上中胸椎椎弓根螺钉植入的简单经济、确实可行的方法。
Conclusion: the implantation of upper-middle thoracic pedicle screw under the guidance of the C-shaped arm X-ray perspective is a simple and feasible method, and improve the accuracy and safety.
以这种方法，我构建了更多的平面，以帮助我在尽可能地匹配线稿的同时，保持透视关系。
Using this method I further constructed additional planes to help me keep track of perspective, while trying to match my sketch lines as close as I could.
透视投影与真实世界中的情况比较类似：当您俯视一条又长又直的道路时，道路两边看上去似乎在地平线处交汇了。
Perspective projection works like the real world: when you look down a long, straight road, it seems that the road's boundaries meet at a point at the horizon.
由于透视法的缘故，在地球上我们观察到的银河系圆盘的边缘是一道明亮光带，在这幅图像中这道光带从中部一直延伸到下方的地平线。
The disk of the Milky Way galaxy, seen edge-on from Earth's perspective, is the bright band running horizontally down the middle.
轮廓，平面图概略在透视的图表中，与被描述的观察者和物体之间的视觉线垂直的虚构位面之一。
In perspective rendering one of several imaginary planes perpendicular to the line of vision between the viewer and the object being depicted.
同时，他们还发现X线引导下的脊椎穿刺抽液（也叫透视下腰穿），其引起80岁以上老年患者出血的风险是年轻患者的两倍。
They also found that the X-ray-guided form of spinal tap, called fluoroscopy-guided lumbar puncture, doubles the risk of bleeding in people older than 80 years compared to younger people.
医生通常会使用一个叫“透视”的X线设备。
The physician typically uses an X-ray device called "fluoroscope".
线性透视-当平行线倾斜时，它们看似相交。
Linear Perspective - As parallel lines recede, they appear to come together.
根据线结构光视觉测头的光学成像特性，论证并建立了基于透视变换的摄像机及物像关系模型。
A camera model based on perspective transformation is analyzed and established according to optical properties of the laser vision probe.
目的评价彩超、X线钡餐透视、胃镜综合应用对贲门癌及周围浸润的诊断价值以及相互关系。
Objective To evaluate the value of color Doppler ultrasonography(US), X-ray barium meal examination(X-ray) and gastroscopy(GS)in the diagnosis of the cardial cancer.
介绍了胃肠透视X线机出现无图像故障时最佳检测、维修的过程。
Describes the optimized program to detect and maintain the failures of no image on X-ray machine.
医生使用龚x -线的引导(透视)，将细针穿到关节突关节。
The physician USES X-ray guidance, called fluoroscopy, to direct a small needle into the facet joint.
轮廓，平面图概略：在透视的图表中，与被描述的观察者和物体之间的视觉线垂直的虚构位面之一。
In perspective rendering, one of several imaginary planes perpendicular to the line of vision between the viewer and the object being depicted.
南阳汉画像石在散点透视、以线造型和意象造型三个方面具有独特的艺术表现。
There are three distinctive artistic expressions of the Nanyang Han Dynasty's stone reliefs:scattering perspective, modelling with lines, modelling with images.
针对如何更好地把高千伏X线摄片机和普通体检用透视机与大型机动车辆组装起来这个问题进行了一系列的研究、考察和探索。
This paper makes a series of research for better assembly of high-KV X-ray shoot apparatus, normal X-ray machines and giant mobile vehicles.
总结了点、线、面的圆柱面全景透视的规律。
The law of panoramic perspective on cylindrical surface about points, lines, and surfaces is is summarized.
战车是呈透视的，所以我们画一些基本结构线来辅助绘画。
This vehicle is in perspective, so we made some basic construction lines to aid in the drawing process.
同时也列出了改造目前透视图的几种方法，通过比较，确立了在透视图上增加带有标尺的图框线和指引线为最好形式。
The manners to reform the current Perspective was also provided. By comparing, the best manner is adding the diagram-frame line and the indication-line with rules to perspective.
方法对我科60例肋骨骨折患者X线平片和透视下局部肋骨数字点片诊断进行分析与回顾。
Methods: The X-ray films and digital spot films of Local rib under fluoroscopy of 60 cases with rib fracture were analyzed.
利用求补色立体图屏幕坐标原理，采用浮动水平线法来绘出空间曲面的透视投影图形。
Based on the screen coordinate theory of solid diagram of complementary color, a perspective projection diagram of space surface is drawn using floating horizontal line method.
利用求补色立体图屏幕坐标原理，采用浮动水平线法来绘出空间曲面的透视投影图形。
Based on the screen coordinate theory of solid diagram of complementary color, a perspective projection diagram of space surface is drawn using floating horizontal line method.
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