据悉,自2003年1月1日起,在全国范围內使用高标准清洁汽油。而目前只有北京、上海和广州三个城市使用加入清净剂的高标准清洁汽油。从2003年1月1日起,在全国范围內执行硫含量不大于0.08%(m/m)。2003年1月1日前,所有炼厂均出厂90#低烯烃高标准清洁汽油,不再生产90#无铅汽油。目前镇 It is reported that since January 1, 2003, a nationwide use of high standards of clean gasoline. At present, only Beijing, Shanghai and Guangzhou use clean detergent with high standards of clean gasoline. From January 1, 2003 onwards, the implementation of a nationwide sulfur content of not more than 0.08% (m / m). January 1, 2003, all refineries are factory 90 # low olefin high standards of clean gasoline, no longer produce 90 # unleaded petrol. The current town