... accuracy of measurement tool 测量工具精度 accurate contour 精确等高线 acoustic holography system 水声全息系统 ...
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The theory and experiment results show that the simplifying method is easy and accurate, and shape construction feature of original contour can be retained.
理论和实验结果表明，利用所述方法对等高线进行数据简化，方法简捷，精确度高，而且能够保留原等高线的形状结构特征。
Accurate reconstruction of planar contour mixed with straight lines and arcs is achieved with position or tangent continuity.
解决了由直线和圆弧构成的平面轮廓精确重构问题，满足轮廓各段之间位置连续以及相切条件。
Result The segmented image had smooth continuous edges, few noises or speckles, and the contour of ventricle was clear and accurate.
结果分割后的超声心脏图象具有光滑连续的边界，且心脏的各腔清晰、准确。
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