图标应当是57 个像素的方角正方形。
Apple建议可单击的目标至少为44像素的正方形以获得最佳可用性。
Apple recommends that clickable targets be at least 44 pixels square for best usability.
AIRprint比正方形的纸巾盒还要小，里面放置了两个130万像素的摄像头和一个偏振光发射源。
Slightly smaller than a square tissue box, AIRprint houses two 1.3 megapixel cameras and a source of polarized light.
像上面可以作为行只是90度，彼此非常正方形和矩形系列设计的像素图标。
Pixel ICONS like the ones above can be designed as a series of lines that are just 90o to each other and are very much squares and rectangles.
实验结果表明，与传统的基于正方形像素的插值代数重建算法相比，该算法显著地提高了重建速度。
The results of experiment show that the reconstruction speed is largely promoted compared with the traditional square-pixel-based IART algorithm.
理论上，此校正方法具有小于一个像素点的误差，满足业务上所需的订正精度。
Theoretically, the arithmetic has an error less than one pixel, which is accurate enough for routine calibration.
系统采用基于点阵样板的校正方法，拟合理想像与实际像的关系，完成像素点的几何位置校正和灰度校正；
The hardware system is based on the dot-array plate arithmetic, fitting the correlation between ideal image and real image, and achieving the correction for location and gray-level of image pixels.
图像的校正方法是对于校正后图像上的一点，经过摄像机模型找到它在畸变图像中的位置，用这个位置的像素代替校正图像上的点。
Having obtained the parameters of the camera, the X-ray image can be corrected by searching the undistorted pixel position in the distorted image.
图像的校正方法是对于校正后图像上的一点，经过摄像机模型找到它在畸变图像中的位置，用这个位置的像素代替校正图像上的点。
Having obtained the parameters of the camera, the X-ray image can be corrected by searching the undistorted pixel position in the distorted image.
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