采区通风系统设计说明书(3)

课程设计

目录

摘要 ··························································································· I Abstract ······················································································ II 绪论 ··························································································· 1 1 矿井概况 ·················································································· 2 1.1 井田概况 ················································································ 2 1.1.1 交通位置 ·············································································· 2 1.1.2 地势形式 ·············································································· 2 1.1.3 气象与地震 ··········································································· 2 1.2 井田地质概况及煤层赋存情况 ····················································· 2 1.2.1 地质底层 ·············································································· 3 1.2.2 煤层特征 ·············································································· 4 1.2.3 瓦斯及煤的自然 ····································································· 4 2 采区煤炭储量、生产能力和服务年限计算 ·