00850oas 2200241z- 450 9910743292103321(CKB)111076342884660(EXLCZ)9911107634288466020161219cuuuuuuuu -u- -chi矿业安全与环保/#/礦業安全與環保 [[kuang ye an quan yu huan bao]]中國大陸,重庆中煤科工集团重庆研究院有限公司｜国家煤矿安全技术工程研究中心1008-4495 Earth SciencesMineralogyEngineeringFuel TechnologyEngineeringMining EngineeringEarth SciencesMineralogyEngineeringFuel TechnologyEngineeringMining EngineeringJOURNAL9910743292103321矿业安全与环保4301065UNINA