1Review on the Ninth- five- year Work for Coal Environmental ProtectionLu Jun5-82Comprehensive Discussion on ISO 14001 StandardWang Xiaobei9-123STUDY ON THE CONCEPT OF RECLAMATION AND ITS RELATIONSHIP WITH ECOLOGICAL RECONSTRUCTIONHu Zhenqi, Bi Yinli13-164COAL MINING AND UTILIZING TECHNIQUE OF ENVIRONMENTAL PROTECTION--UNDERGROUND COAL GASIFICATIONChu Mo, Li Huamin17-195GEOLOGICAL CALAMITY AND ITS PREVENTIONCui Ximin, Miao Xiexing20-236The Pollution Status and the Origion Analysis and Control Countermeasure on Acid Rain in China24-267RESEARCH ON LANDSCAPE HETEROGENEITY OF RECLAMATION REGIONLing Haiming27-298THE STUDY ON INVOLUNTARY RESETTLEMENT OF COAL CUTTING UNDER THE VILLAGESong Huanyu, Tao Shuren30-329A REGENERABLE MgAlFe COMPLEX OXIDE FOR SULFUR DIOXIDE REMOVALChen Yinfei, Huang Haifeng, Lu Dewei33-3510RESEARCH ON PECULIAR EXAMPLE AGAINST ASSESSING BIODEGRADABLE POSSIBILITY OF WASTEWATER BY MEANS OF BOD5/CODcr VALUEZhu Jianwei, Zhou Rulu, Chen Weiwei, Miao Xuguang36-3811Desulfurizing Transformation on Gunnystone Water Dust Scrubber39-4012Treating Domestic Sewage by Oxidation Ditch MethodHe Detao4113Transformation on Treating System of Coal Muddy Water in Wangfenggang Coal Separating PlantJi Zongshan42-4314Treating Diazonium Wastewater with Activated Carbon44-4515Impact on Environment in Engineering Blasting47-4916ESTABLISHMENT OF LAND RECLAMATION INFORMATION SYSTEM IN OPENCAST MINE BASE ON GISShen Guangrong, Bai Zhongke, Wang Bing, Wang Renchao50-5217Living Example Analysis on Environmental Assessment of Social Economy for Open- Pit Mine53-5518Derivation and Application on Computational Formula about Non- ionic AmmoniaFan Zhijun56-5719PRIMARY RESEARCH ON THE MECHANISM OF Cr(VI) COLORIMETRIC ANALYSIS IN ENVIRONMENT MONITORHuang Wei, Zhou Guangzhu, Yu Xueqing58-6020Discussion on the Development on Environmental Monitoring TechniqueYu Hengxia61-62 