这位官员说，登记时被标以白色和灰色标记的人正在陆续被释放。
The official said that people registered in white and gray were being released.
介绍将多目标决策理论与矢量投影原理相结合，在工程项目评标中应用灰色关联投影法的基本原理和一般步骤。
Based on the multi criteria decision theory and the vector projection, this paper introduces the principle and general steps of grey relation projection method.
表壳以玫瑰K金或精钢打造，配备黑色、灰色或白色扭索雕纹表盘，搭配罗马数字时标及剑形指针。
Case with K rose gold or stainless steel build, with black, gray or white guilloche guilloché dial with Roman numerals and sword-shaped hands.
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