【正确答案】① ((water OR air OR environment* AND pollut* NOT radiat* ) WN TI, 2006--2006
② Evaluating impacts of air pollution in China on public health: Implications for future air pollution and energy policies. Wang, Xiaoping (Science, Technology and Environmental Policy Program, Woodrow Wilson School of Public and International Affairs, Princeton University ) ; Mauzerall, Denise L. Atmospheric Environment, v 40, n 9, March,2006,1706-1721
【答案解析】