1. Echocardiography can help determine the size of the orifice and degree of calcification.
超声探查有助于判断瓣口的大小，钙化的程度。
2. Overall image quality and noise of non-helical scan is better than that of helical scan in the same rotation time.
在相同的旋转时间内，非螺旋扫描的整体图像质量和噪声优于螺旋扫描。
3. In recent years, the application of radiopharmaceuticals in nuclear medicine has increased substantially.
近年来，放射性药物在核医学中的应用已大大增加。
4. The stent was only faintly visible on CT and was completely radiolucent on fluoroscopy.
支架仅在CT上微弱可见，并且在透视时完全透射。
5. Because they are radiopaque, stones can usually be seen on simple x-rays of the abdomen.
因尿石不透光，通常可见于腹部单纯透视片。
6. The complexes that form between Ag (or hapten) and Ab can then be separated and the amount of radioactivity determined.
抗原(或半抗原)与抗体形成复合物后可被分开，并测定其放射活性。
7. Following exploratory laparotomy for bleeding control and washout of the open fracture, CT angiogram of the head and neck was obtained.
在剖腹探查术后进行出血控制和开放性骨折冲洗后，获得头颈部CT血管造影。
8. The modalities included computerized tomography, renal ultrasound, abdominal x-ray and intravenous pyelogram.
模式包括计算机断层扫描，肾脏超声，腹部X光和静脉肾盂造影。
9. Conclusion On the range of conventional FOV of CT, the spatial resolution and density resolution of CT images are the best when 25
cm×25 cm FOV is used.
结论：CT常用的扫描野范围内，当扫描野为25cm×25cm时，其图像的空间分辨率和密度分辨率最佳。
10. The cryoprotectant in this protocol is 4% glycerol and 5% glucose.
该技术中，低温保护剂是4％甘油和5％葡萄糖。
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