密度分辨力(Density Resolution)又称低对比分辨力(Contrast Resolution)，是在低对比度情况下(DCT<10HU)分辨物体微小差别的能力。
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高分辨重建算法引起低对比分辨力下降；
The reconstruction algorithm of high resolution results lower low-contrast resolution.
通过实验研究螺旋ct的低对比分辨力及其影响因素。
This paper studies the helical ct low-contrast resolution and its influencing factors by experimental analysis.
数字声束形成技术可以提高超声成像设备的对比分辨力、横向和纵向分辨力。
The digital beam forming technique can improve the contrast, lateral and axial resolution of ultrasound imaging equipment.
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