Failure caused by 工 -steel to echelon support and preventions
Author(s): ZHAO Jianjun, YAN Yunliang
Pages: 41-42
Year: 2001 Issue: 2
Journal: HEBEI COAL
Keyword: 对棚; 破坏; 原因; 对策; 卸压;
Abstract: 介绍了鹤壁四矿26043上顺槽对棚支架的破坏特点、原因及防止其发生变形破坏的对策.
Pages: 41-42
Year: 2001 Issue: 2
Journal: HEBEI COAL
Keyword: 对棚; 破坏; 原因; 对策; 卸压;
Abstract: 介绍了鹤壁四矿26043上顺槽对棚支架的破坏特点、原因及防止其发生变形破坏的对策.
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