
9 季节
77 插曲
工程大突破 - Season 2 Episode 8 第 8 集
In a remote corner of France, traffic between the south of France and Paris and the north have run into huge bottlenecks. Designers and engineers are working to open the region by building a bridge to leap across the 1.3-mile wide gorge.
- 年: 2011
- 国家: United States of America
- 类型: Documentary
- 工作室: Discovery
- 关键词: engineering
- 导向器:
- 投: