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什么是上挡墙下挡墙
更新时间: 2020-09-17 00:00:00  

上挡墙:又称挡渣堰或堰,横跨整个中间包宽度,从钢液面上部延伸至距中间包底部一定距离,钢水可从其下方流过。

下挡墙:又称导流坝或坝,横跨整个中间包宽度,从中间包底部向上延伸至距钢液面之下一定距离,钢水从其上流过。

关键词: 什么 挡墙

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