Mengyin of Shandong province is one of the four big main diamond producing areas in our country, which is rich in the colored diamonds.
山东蒙阴是我国四大主要金刚石产地之一，并且盛产彩色金刚石。
The rare agate-like structure of diamond is first discovered in Mengyin area, Shandong Province, China and its characteristics and genetic mechanism are discussed.
利用该技术首次发现蒙阴金刚石中罕见的“似玛瑙状” 生长结构，并分析了该典型结构的特征和生长机制。
Since 2006, Mengyin County of Shandong province has been implementing the policy of standardized rural primary boarding school construction.
自2006年以来，山东蒙阴县在全县范围内启动了标准化寄宿制小学建设。
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