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1、有此设计的全套文档；图纸。联系QQ1074765680宁夏煤业集团灵新煤矿2#井初步设计摘要本设计是对宁关键词：煤矿矿井初步设计低瓦斯矿井煤尘爆炸危险煤层自燃发火立井开拓he"governingforthepeople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplainthatworkistoocomplicated,toomuchresponsibility,thepressur
2、eistoolarge,toomuchemphasisonthedifficultyofthework.Forexample,noncoalmine有此设计的全套文档；图纸。联系QQ1074765680有此设计的全套文档；图纸。联系QQ1074765680ABSTRACTThisdesignworkisthefirststepdesigninmineralwellforthe14#coallayerintheLingxincoalmineinNingxia.Lingxinminehasastablenaturalgeologycondition,and14#coaKeyword:Coalm
3、ine;Thefirststepforthemineraldesign;Mineralwelloflowgas;ThedangerousofthecoaldustexploringThecoalseambecomesangryfromtheRanSignthewellexpandhe"governingforthepeople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplainth
4、atworkistoocomplicated,toomuchresponsibility,thepressureistoolarge,toomuchemphasisonthedifficultyofthework.Forexample,noncoalmine有此设计的全套文档；图纸。联系QQ1074765680有此设计的全套文档；图纸。联系QQ1074765680前言毕业设计是四年采矿工程专业学习的终结考核，也是这四年学习生活的一次深刻总结。在学校教学设计中所采用的矿井开拓方式、准备方式以及回采方法经过方案比较和验算符合自然地质条件限制，满足设计要求。所选用工业设备与矿井设计生产能力及矿井
5、自然地质条件相匹配，能够顺利达产，满足技术上最优、经济上最省的设计原则。he"governingforthepeople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplainthatworkistoocomplicated,toomuchresponsibility,thepressureistoolarge,toomuchemphasisonthedifficultyofthewo
6、rk.Forexample,noncoalmine有此设计的全套文档；图纸。联系QQ1074765680有此设计的全套文档；图纸。联系QQ1074765680目录1矿区概况及井田地质特征11.1矿区概况11.2井田地质特征错误！未定义书签。1.3井田勘探程度错误！未定义书签。2矿井储量、年产量及服务年限错误！未定义书签。2.1井田境界错误！未定义书签。2.2井田储量错误！未定义书签。2.3矿井产量及服务年限错误！未定义书签。3井田开拓错误！未定义书签。3.1概述错误！未定义书签。3.2井田开拓错误！未定义书签。3.3井筒特征错误！未定义书签。3.4井底车场错误！未定义书签。3.5开采顺序及
7、采区、采煤工作面的配置错误！未定义书签。3.6井巷工程量和建井工期错误！未定义书签。4采煤方法错误！未定义书签。he"governingforthepeople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplain
