文档介绍：精品设计
课程设计报告(论文)
设计课题:主石门断面设计及施工组织
专业班级:10级采矿工程一班
学生姓名:
指导老师:
设计时间:2012年12月20日
呼伦贝尔学院工程技术学院
目录
前言`·····················································1
1 煤矿及设计巷道的概况··································2
·····································2
·································2
2 巷道断面设计··········································2
巷道断面设计依据··································2
·······························2
···················2
,
风量大小及排水量大小···························3
·······························3
·······································3
、支护类型、支护参数···········3
···································3
·············