Wustite and native iron have been first discovered from podiform chromitite ore bodies in the ophiolite at Luobusa, eastern part of the Yarlung Zangbo River, about 200 km southeast of Lhasa.
在西藏雅鲁藏布江蛇绿岩带的东部,距拉萨市200 km 的罗布莎蛇绿岩的豆荚状铬铁岩中,发现方铁矿和自然铁。
The paper discusses cause of railway natural disasters in China.
本文讨论了中国铁路自然灾害的形成原因，并重点阐述了１２个基本灾害类型的特征、致灾机理、区域分布、灾情和防治原