As the opaque thickness increased, the color of restoration based on Ni-Cr and noble metal increased but the color of restoration based on gold sediment decreased.
随遮色瓷厚度的增加，以镍铬合金与贵金属合金为基底的修复体彩度增加，金沉积为基底的修复体彩度略有下降。
Objective: To investigate the effect of firing number on the color of Au-Pt alloy porcelain and Ni-Cr alloy porcelain.
目的：探讨烧结次数对金铂合金烤瓷及镍铬合金烤瓷颜色的影响。
This paper describes the pretreatment technology without cr for color coated strip steel and contrasts it with other pretreatment technology.
介绍了彩色涂层带钢无铬预处理工艺及与其它预处理工艺的对比。
A new coloring method, alternating voltage passivation, was originated to obtain color films on stainless steel in Cr-free sulfuric acid solution.
提出了一种新的不锈钢着色方法——载波钝化着色，即在无铬的硫酸溶液中用载波钝化的电化学方法得到各种色彩的不锈钢表面。
Objective to explore CR mammography, color Doppler ultrasonography and Aspiration biopsy cytology diagnose the cases of accuracy sensitivity specialization in patents with small breast carcinoma.
目的：探讨钼靶CR摄影、高频超声、针吸细胞学联合诊断小乳腺癌的准确率、灵敏度、特异度。
The spinels in pyroxenite xenoliths are aluminum spinel with higher Al content and lower Cr content and green in color in thin sections.
辉石岩中尖晶石在薄片下呈绿色，为铝含量高、铬含量低的铝尖晶石；
The spinels in pyroxenite xenoliths are aluminum spinel with higher Al content and lower Cr content and green in color in thin sections.
辉石岩中尖晶石在薄片下呈绿色，为铝含量高、铬含量低的铝尖晶石；
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