The color reaction conditions of Cu 2+ and 1-(2-pyridylazo)-2-naphthol(PAN)were researched, and a new method was developed for the determination of copper in sulfuric acid anodizing liquor.
研究了铜与1-（2-吡啶偶氮）-2-萘酚（PAN）的显色反应，建立了测定硫酸阳极氧化液中铜的新方法。
PAN on the samples has symmetrical color, high substance, exquisite particles and good thermal stability.
所得样品上的聚苯胺颜色均匀，牢度高，粒度细腻，热稳定性好。
Here, jade Guanyin static bottles of holy water, talking to the Castle Peak Emerald moist ravines, pan-green water color.
这里的观音玉静瓶之圣水，讲沟壑滋润使青山叠翠，绿水泛彩。
Each of the color is packed with a little plastic pan at the size of the nail of my thumb.
剥开包装纸，就像剥开糖纸，每个颜色都有一个塑料格子，都只有拇指盖大小。
Is use for path lighting; identify routes selectively, as well as pan-lighting the bushes, trees, flower. In order to show dramatic results in the direction and color effects.
草坪灯用于小径照明，选择性地进行路线标识，并对灌木丛、树木、花草等进行泛光照明。
Cotton shirts in general no significant pan-light color, and only did mercerized treatment can there be a class of shiny silk, chemical fiber is the kind of clear plastic dark;
纯棉的衬衫一般无明显泛光色泽，只有做过丝光一类处理的才会有丝绸光泽，化纤的是那种很明显的塑料暗色；
Cotton shirts in general no significant pan-light color, and only did mercerized treatment can there be a class of shiny silk, chemical fiber is the kind of clear plastic dark;
纯棉的衬衫一般无明显泛光色泽，只有做过丝光一类处理的才会有丝绸光泽，化纤的是那种很明显的塑料暗色；
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