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直径15.6米 核电站上的巨型环是怎么造出来的？
source link: https://tech.sina.com.cn/d/i/2019-03-29/doc-ihsxncvh6481162.shtml
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来源：科学大院世界最大无焊缝奥氏体不锈钢整体环形锻件于3月12日10时整在济南成功轧制。它将作为我国第四代核电机组核心部件的支承环，不但是压力容器边界、安全屏障，而且结构上需承受7000吨重量，堪称整个堆容器的“脊梁”。我们先看一下这个巨型
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