重庆市积极推进汽车“用气”具有丰富天然气资源的重庆市正积极推进汽车用天然气作燃料。目前，重庆市的汽车保有量已超过２０万辆，同时还在以每年５％的速度增长。而重庆市是山城，道路盘旋，路面狭窄，堵车频繁，由于有大山阻隔，被污染的空气难于散发，故重庆已成为国... Chongqing Municipality Actively Promoting Automobile “Gas” Chongqing Municipality, with its abundant natural gas resources, is actively promoting the use of natural gas for vehicles as fuel. At present, Chongqing has more than 200,000 vehicles, while still growing at 5% a year. The city of Chongqing is a mountain, the road circling, narrow roads, frequent traffic jams, due to mountain barrier, polluted air is difficult to distribute, so Chongqing has become a ...