摘要
Inthepasttwentyyears,theproportionofcoalinprimary-energyconsumptioninChinaisgenerallybetween71.3%and76.5%.Theoutputofcoalwas1.374billiontonsin19%,and1.21tonsin1998,whichrankedfirstintheworld.NowcoalisminedmainlywithmechanizationinChina,whichisplannedtoreach80%inmajorState-ownedcoalminesin2000accordingtotheplanningofthegovernment(Lietal.,1998;TangDejin,1998).ComparedwiththeUSAandAustralia,Chinahasmorecomplexcoalgeologicalstructures.Basedonhigh-resolutionseismictechniqueincoalexploration,anewseismictechniquewithhigh-precisionandhigh-resolution(2-Dand3-D)hasbeendevelopedforthepurposeofdetectingsmallgeologicalstructuresincoalmineconstructionandproductiontomeettheneedsoflarge-scalepopularizationofmechanizedcoalmininginChina.Thetechniqueislowincostandrequiresarelativelyshortperiodofexploration,withhighprecisionandwide-rangeapplications.Inthemiddleoft
出版日期
2000年02月12日（中国期刊网平台首次上网日期，不代表论文的发表时间）
