但在纪念活动前，政府已禁止许多机动车上路行驶（按照车牌号码 ） 、 阻止特定的工厂开工并迫使某些企业临时搬出市区。
But, before the commemorations, the government had prohibited many cars from driving (based on their license-plate numbers), stopped selected factories from operating, and forced some firms to move out of the city temporarily.