该系列的色彩也非常大胆，从白色到水泥灰色，甚至还有矢车菊蓝色。
The series is also very bold colors, from white to gray cement, and even the blue cornflower .
经过用本发明的方法处理的天然蓝宝石，可以褪色、增透、并具有矢车菊蓝色调，其观赏和经济价值有大幅度提高。
Through the said process, natural sapphire is discolored and its transmissivity increased and will have the hue of cornflower blue.
天然紫甘蓝色素是矢车菊类花色苷，目前主要用于食品着色。
Natural violet cabbage pigment is one of anthocyanins in centaurea cyanus, mainly used for coloring food up to now.
天然紫甘蓝色素是矢车菊类花色苷，目前主要用于食品着色。
Natural violet cabbage pigment is one of anthocyanins in centaurea cyanus, mainly used for coloring food up to now.
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