查询词典 interlaced scanning

With the experiment, the approximate calculation formulas about the rectangular scanning and the rectangular scanning area are derived.

实验证明了这种通信方式和扫描技术的可行性，为后续研究和实际应用奠定了良好基础。

Direct entry devices may be categorized into three areas: pointing devices (for example, mouse, touch screen, light pen, digitizer are all pointing devices), scanning devices (for example, image scanner, fax machine, bar-code reader are all scanning devices), and voice-input devices.

直接 输入设备可以被分成三类：指针设备(如：鼠标，触摸屏，光笔，数字化仪都是指针设备)，扫描设备(如图像扫描仪，传真机，条形码读器都是扫描设备)和声音输入设备。

In this paper , on the basis of the vector theory of optical refraction a scanning trace of 45 ° multi-parallel scanning mirror was analysed , and the corresponding formulas are given.

本文在光反射矢量理论基础上，对45°镜多元并扫探测器并扫成像特性和扫描轨迹进行了分析，得到了探测平面上任意位置探测器元的扫描轨迹公式。

Plain scanning of intestinal wall was performed. CT values, contrast coefficient of enteric cavity and intestinal wall density, and difference in enteric cavity and intestinal wall density were measured 20 s, 30 s, 40 s, and 50 s after enhancement scanning.

同时测量平扫、增强后20 s、30 s、40 s、50 s 时肠壁的CT值，测量计算肠腔与肠壁对比程度最好时，肠腔与肠壁密度的CT值差值范围。

9The sieve that scanning of 9mTc-MDP nuclide bone can check in installment as lung cancer checks the method; progress as lung cancer course of diseases, tumor labels the level of content CEA, CA125, NSE and CYFRA21-1 rises gradually. Other people of number of tumour of combination of 99mTc-MDP bone scanning has fundamental value in be not cellule lung cancer to be diagnosed in installment.

99mTc-MDP核素骨扫描可作为肺癌分期检查的筛查手段；随着肺癌病程的进展，肿瘤标记物CEA、CA125、NSE和CYFRA21-1的水平逐渐上升。99mTc-MDP骨扫描联合肿瘤标记物在非小细胞肺癌分期诊断中具有重要的价值。

Objective To explore the effects on images from the space location of spectrum and scanning parameters,and summarize the technological essential and application hints.Methods 65 patients were scanned in brain with magnetic resonance spectroscopy,the location and the size of region of interesting and other scanning parameters values （FOV,frequency matrix,phase matrix,saturate cingulum,etc.） were changed intentionally,the values of full width at half maxium and water suppression lever were recorded.A preliminary evaluation of the resulted waves and the relationship between the parameters data and the quality of the MRS waves were probed.

目的 观察波谱空间定位和扫描参对图像质量的影响，并初步小结应用要点方法对65例头颅检查的受检者行磁共振波谱扫描，有目的地改变感兴趣区域的位置、小和其他参数设置（FOV、频率矩阵、相位矩阵、预饱和带等），记录预扫描后系统显示的半高宽、水抑制程度等数值，并对扫描后显示的图像质量进行初步评价，探讨些数值与波谱质量之间的关系。

objective to explore the effects on images from the space location of spectrum and scanning parameters,and summarize the technological essential and application hints.methods 65 patients were scanned in brain with magnetic resonance spectroscopy,the location and the size of region of interesting and other scanning parameters values （fov,frequency matrix,phase matrix,saturate cingulum,etc.

对65例头颅检查的受检者行磁共振波谱扫描，有目的地改变感兴趣区域的位置、大小和其他参数设置（fov、频率矩阵、相位矩阵、预饱和带等），记录预扫描后系统显示的半高宽、水抑制程度等数值，并对扫描后显示的图像质量进行初步评价，探讨这些数值与波谱质量之间的关系。

objective to explore the effects on images from the space location of spectrum and scanning parameters'and summarize the technological essential and application hints.methods 65 patients were scanned in brain with magnetic resonance spectroscopy'the location and the size of region of interesting and other scanning parameters values （fov'frequency matrix'phase matrix'saturate cingulum'etc.

目的 观察波谱空间定位和扫描参数对图像质量的影响，并初步小结应用要点。方法对65例头颅检查的受检者行磁共振波谱扫描，有目的地改变感兴趣区域的位置、大小和其他参数设置（fov、频率矩阵、相位矩阵、预饱和带等），记录预扫描后系统显示的半高宽、水抑制程度等数值，并对扫描后显示的图像质量进行初步评价，探讨这些数值与波谱质量之间的关系。

By analytic geometry method and solving quadratic equation,a computer simulation algorithm of digital projection under arbitrary scanning locus was proposed.The algorithm is based on the rules of attenuation of monochromatic X-rays.Through mathematical modeling and computer simulation,digital projections of ellipsoid and cylinder in circular and helix scanning modes are exemplified respectively,which are proved to be correct by FDK and PI-line reconstruction algorithms.

介绍了一种利用解析几何和求解二次方程仿真任意扫描轨迹下的锥束射线投影数据算法，该方法基于单色射线贯穿物体的衰减理论，通过数学建模与计算机仿真，给出了椭球、圆柱两种典型模型分别在单圆、螺旋线扫描轨迹下的投影数据仿真结果，并利用FDK和PI线重建算法进行验证，证明了该种数值仿真方法的正确性。

The implementation process of the algorithm is as follows: First, the scanning lines of each contour are generated, while the contour's shape can be divided into convex polygon and concave polygon, and the generating process of the scanning lines of each contour needs special treatments .

首先依次生成每个轮廓的轮廓扫描线，由于轮廓形状可能为凸多边形也可能为凹多边形，所以在生成各轮廓的扫描线时要增加一些特殊处理操作。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。