摘要
针对综采放顶煤支架出现的结构性损坏,以21121综放工作面为例,结合矿山压力显现规律,对其原因进行分析说明,并提出了防止对策。
In allusion to hydraculic support of stmctredness attaint countermeasure, according to 21121 working lace act case, combine mine drang appear rule,mutual it appear causation carry through analyes explan, and advance prevent countermeasure.
出处
《煤炭技术》
CAS
2006年第12期20-22,共3页
Coal Technology
关键词
支架
结构性
损坏
原因
对策
huydraculic
structuredness
attaint
causation
countermeasure
