中新网伦敦7月31日电(杨纯)31日伦敦时间早晨，一条通往奥运主体育场的关键地铁线——中央线由于火警出现严重晚点，但现已恢复正常行驶。

London on July 31 dec(YangChun)31 London time morning，A path to the main Olympic stadium's key, the Central Line subway fire because of serious delays，But is now open to traffic again。

　　据伦敦交通局说，一名司机报告说闻到烟味，怀疑来自锁住的车轮轮轴。前往斯特拉福德奥运主体育场的人群被告知，中央线因在离斯特拉福德一站路的雷顿地区有火警警报，乘客提前下车换乘其他地铁线或使用伦敦“标枪”特快列车前往体育场。

According to the London transit authority said，A driver report said smell smoke，Doubt from locked wheels wheel。To Stratford the main Olympic stadium crowd was told，The Central Line for in from Stratford station of road leighton areas have fire alarm，Passengers get off to change other subway lines in advance or use of London“javelin”Express train to the stadium。

　　因31日赛程繁忙，伦敦交通局预测地铁使用将比平时更加繁忙。

For 31, busy schedule，London transit authority predict the subway will use more busy than usual。

　　伦敦交通局大力宣传奥运期间合理使用交通工具，鼓励人们在家办公和避免高峰时段通勤。30日本周一和平常高峰期通勤量相比，地铁使用率上升了4%，但公路使用率下降了20%。

London transit authority the publicity of reasonable use during the Olympics traffic tools，Encourage people to work from home and avoid rush hour commute。30 Japan on Monday and common rush hour commute than quantity，The subway use is up 4%，But road utilization rate dropped 20%。