1) contrast ratio depended on mark
视标对比度
2) contrastscale
对比度标度
1.
1-and2-ordercurvefittingof thetestingresultsof eachscannerwereperformed,withthebendingof the2-orderfittedcurve definedas thedegreeof CT numbernon-linearityandtheslopeof thelinearfittingas contrastscale.
对每台设备的检测结果做1、2阶曲线拟合,定义2阶拟合曲线的弯曲程度为CT值非线性度,计算拟合参数的2-范数来评价拟合品质,计算拟合直线的斜率及其拟合参数的2-范数来评价对比度标度和拟合品质。
3) visual contrast
视觉对比度
1.
In experiment 1, the regularity effect was found in medium frequency and low frequency characters; In experiment 2, the function of visual contrast and regularity in phonogram phonological processing was examined.
实验一采用命名作业考察了规则性对汉字形声字语音加工的影响,发现在中、低频字中存在规则性效应;实验二考察了视觉对比度和规则性在形声字语音加工中的作用,发现二者存在显著的交互作用,表明汉字语音加工中也存在词汇前通路。
4) contrast visual acuity
对比度视力
1.
The effect of laser in situ keratomileusis on contrast visual acuity function;
准分子激光原位角膜磨镶术对不同对比度视力的影响
2.
Objective To test contrast visual acuity(CVA) at bright and dark backgrounds for myopes with different modalities of refractive error correction.
目的在亮、暗两种环境条件下,检测近视眼患者配戴三种矫正方式的对比度视力。
5) low contrast visual acuity
低对比度视力
1.
Correlation of ocular high-order aberration with low contrast visual acuity in low and moderate myopic eyes;
中低度近视眼高阶像差与低对比度视力相关性研究
补充资料：X线对比度
X线对比度
影像学术语。均匀强度的X线穿过受检物体后产生的强度差异。X线对比度也称射线对比度。它
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条