研究了混入不同着色剂的液态光敏树脂在激光扫描照射下树脂单层固化厚度的变化规律，比较了不同着色剂对树脂固化程度的影响。
To compare the impact of coloring agents on resin curing, the experiment was carried out to study the curing layer depth of resin mixed with different kinds of coloring agents under laser scanning.
目的探讨单层螺旋CT扫描在冠脉钙化检出的价值。
Objective To study the value of the coronary artery calcification detected by single slice ct.
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