换了英雄
幼苗
共回答了15个问题采纳率:93.3% 举报
This design altogether nine chapters,respectively are the general remarks,the technical economy,the mining geology,mining,the mining slope ramp design,the mine ventilation design,the mining machinery,the assembly drawing transportation,safe specially.And mining,the mining machinery,the mining slope ramp project are the design main bodies,in mining used advanced low poor has damaged the non-lower column partition to come down the law,will have the huge economic efficiency,the special mining slope ramp project,mainly included the slope ramp position the determination,the slope ramp form choice,the slope ramp cross section specification,the slope ramp slope,slope ramp aspect and so on curve design,slope ramp construction contents.Some parts of designs contain the essential blueprint,the blueprint must defer to the concerned requirements plan.
1年前
10