汽车涂料涂膜质量的改进与提高-奥杰汽车网 关键词】 颗粒指数; 旋杯参数; 颜色; 一次合格率; [gap=537]Key words】 particle index; cup parameter; color; first-time qualification rate;
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近年来，“碎屑模型”和“颗粒指数”概念的提出使得砂岩碎屑组分的研究进入了宏观地质学的实用领域。
The concept of "Fragment Modem" and "Grain Index" recently put forward made the study of sandstone fragment components into practical field of macro- geology.
印片颗粒指数的测试点应根据彩色负片的感光特性确定，为正常扩印时对应正片0 .74中灰密度的负片密度点。
The film measuring point of print grain index should be made according to its light-sensitive characteristics, being the density corresponding to the 0.74 gray density of color paper when printing;
实际测试和观测比较表明，所测彩色负片印片颗粒指数数值与其扩印效果相符合，印片颗粒指数方法能够反应彩色负片颗粒性的实用效果。
The results give the measuring accuracy and coincidence between the print grain index values and the perceptible graininess on the prints, proving the efficiency of the method.
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