Through this study, supplied valuable references for tobacco classification standard . tobacco leaf quality database, computer color identification system study etc.
通过研究为烟草分级标准的研究、烟叶质量数据库研究、计算机颜色识别研究等提供了一定的参考价值。
The feldspar's characteristics, classification, utilization, quality standard and its technique of mining and processing are introduced in this paper.
本文介绍了长石的性质、分类、用途、产品质量标准和长石的采选工艺。
As five-stars is the highest rating in most hotel systems, there is no worldwide standard for a "seven-star hotel", neither is it an official classification of quality.
事实上，现在世界上并没有所谓的七星级酒店标准，这也不是任何官方质量的评定，大部分酒店系统的最高打分只到五星。
As five-stars is the highest rating in most hotel systems, there is no worldwide standard for a "seven-star hotel", neither is it an official classification of quality.
事实上，现在世界上并没有所谓的七星级酒店标准，这也不是任何官方质量的评定，大部分酒店系统的最高打分只到五星。
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