阿姆斯特丹 2008.10 Creative Commons Attribution License. You may use for any purpose, but only with attribution / credit to: Karl Fjellstrom, Far East Mobility
阿姆斯特丹城市交通
钢制护柱 - 路侧自行车道 - 骑行者 - 限速      
Bollards protect the walking area and impose a curve, slowing down traffic
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