cavein
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- Cavein Mishap Analysis of a Steel Structure Work at a Factory in South Henan
豫南某厂钢结构工程倒塌事故分析
- Local media said the cavein may have been sparked by work on an underground train line, though authorities could not confirm this.
洞窟的南壁彩绘了释迦牟尼的两个大弟子即阿难和迦叶。
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