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【符合条件的数据共:2条】
作者:Vyas, A. D., Patel, D. M., Bertram, K. M.
发布日期:2013
关键词:Transportation Energy Futures;transportation;...
发布机构:
2 Using Global Positioning Systems in Household Surveys for Better Economics and Better Policy [科技报告]
作者:Gibson, John, McKenzie, David
发布日期:2007
关键词:accessibility;air;...
发布机构:World Bank