top-grade pearl 高档珍珠
Shishi Jinhui Apparel Co. Ltd., a company with exquisite workmanship on apparel process and great reputation especially on pearl embroidery, is focusing on high grade apparel.
石狮金卉服饰有限公司是一家生产高级服饰的专业厂，有着精湛的服饰工艺制作经验，珠绣工艺尤负盛名。
The research shows that the grade of pearl has a positive correlation with ordering and compactness of layers, micro-layers, blocks and aggregates of aragonite.
研究显示，珍珠等级与文石层、文石微层、文石板块及其内部文石集合体有序度、致密度等均呈正相关关系。
The 2015 vacancy rate of 'Grade a' offices in Guangzhou, a major economic and trade hub along the Pearl River Delta, hit its lowest level in six years.
2015年，在珠三角一带主要的经济和贸易中心广州，甲级写字楼“空置率”降至六年来新低。
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