1.Road traffic signs. pannel decor catalogue. part 7: dimensions and composition rules for directional informatory signs.
道路交通信号装置。信号牌装饰分类。第7部分：方向牌尺寸和组成规则。
2.Road traffic signs. pannel decor catalogue. part 7: dimensions and composition rules for directional informatory signs.
道路交通信号装置。信号牌装饰分类。第7部分：方向牌尺寸和组成规则。