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大型储罐焊接技术的现状与发展 - china-weldnet.com · 大型储罐焊接技术的现状与发展 大庆油田建设集团 刘家发 1 前 言 随着我国经济的快速发展和人民生活水平的提高,能源消耗急剧增长,石油和成品油的需求剧
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