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| 高炉气沟; 电极洞效应; 烟囱作用电炉电极插人炉料中形成的烟囱作用 | |||
| 中心管道现象：中心气流过大 | |||
| 【铁】 中心管道行程; 中心气流过大; 【钢】电极洞效应; 烟囱效应 (电炉电极插人炉料中形成的) | |||
| 电极洞效应; 烟囱作用 | |||
| 中心管道现象 | |||
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