亲缘交配;
The hazard degree of pedestrians' crossing is not only related to crossing conditions and crossing vehicles, but also related to traffic volume of the road and traffic distribution condition, transect form of road, attention condition of drivers.
行人过街的危险度不仅与过街条件、过街设施有关,而且与道路上的交通量及分布情况、道路的断面形式、驾驶员的注意状态有关。
Bridge Crossing Design and Related Hydraulic Model Test
论《桥渡设计》与桥渡水工模型试验
Crossing the line of fire today in the focus of the discussion related.
今天在穿越火线的重点就讨论相关.
纳米英语 · 双语娱乐资讯
纳米英语 · 英语口语