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| 造壁; 水泥充填井壁孔隙与裂隙 | |||
| 炉衬; 封墙; 砌墙; 用墙堵住; 用墙堵死; 装药卷道封墙 | |||
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| 砌〔封〕墙; 炉衬 | |||
| 封墙装药巷道; 封闭装药硐室 | |||
| 砌砖; 砌炉体 | |||
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walling up : 1 phrase in 1 subject |
| Technology | 1 |
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