1)题目:Green Barrier Promotes SustainableDevelopment of Our Foreign Trade作者:Yongning Wang链接: 期刊:International Journal of Business and Management, 2009, (5) 2)题目:Environmental Barriers and Housing Accessibility Problems Over a One-Year Period in Later Life in Three European Countries作者:Susanne Iwarsson , Carita Nygren , Frank Oswald , Hans-Werner Wahl , Signe Tomsone链接:期刊:Journal of Housing For the Elderly, 2006, (3), )题目:Tantalum oxide coatings as candidate environmental barriers作者:Monica Moldovan , C. M. Weyant , D. Lynn Johnson , K. T. Faber链接:期刊:Journal of Thermal Spray Technology, 2004, (1) 4)题目:New environmental barrier coating system on carbon-fiber reinforced silicon carbide composites作者:S. Latzel , R. Va?en , D. St?ver链接:期刊:Journal of Thermal Spray Technology, 2005, (2) 5)题目:Environmental barriers experienced by stroke patients in Musanze district in Rwanda: a descriptive qualitative study作者:Urimubenshi G , Rhoda A链接:期刊:African health sciences, 2012, (3), 希望能帮到你!