觉得不是那么回事儿,Vienna凭啥排在第一?FRA凭啥在MUC前面?STU凭啥在MUC后面? ..." e5 y0 [: u5 r# E
黄沙百战穿金甲 发表于 27.5.2010 21:03 8 n# W5 R% s4 r* T
& K1 P- f. `2 x6 q他们的标准:# {$ X" U# U: ?/ I1 E8 j) D
T: c: w+ E, \; \0 l" H8 f This year’s ranking also identifies the cities with the best eco-ranking based on water availability and drinkability, waste removal, quality of sewage systems, air pollution and traffic congestion. |