文档介绍：1 目录前言···················································3 (一)矿井及煤层概况·····································3 (二)矿方意见···········································4 (三)公司推荐方案·······································4 (四)选用 ZY2400/08/16 型液压支架的理由及可行性··········5 (五) 工作面顶板压力的估算及支架的支护强度················6 (六)劳动组织············································7 (七)主要经济技术指标及效益估算··························8 (八)、机组、刮板输送机、转载机、皮带机选型原则、主要技术参数合理性:················································9 (九) ZY 24 00/ 08/ 16 型掩护式压支架材质及工艺说明·········· 10 (十) 落煤方法·········································· 12 (十一)安全措施········································· 13 (十二) 优惠条件········································ 14 (十三)结论·&#