On the other side of Xi 'an from Applied Materials sits Thermal Power Research Institute, China's world-leading laboratory on cleaner coal.
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本文介绍了西安重型机械研究所开发的钢管倒棱机的工作原理及结构特点。
According to the chamfering machine developed by Xi 'an heavy machine research and institute, this paper introduce its working principle and machinery characteristics.