300米长的英文表达

The bridge allover length is 300 meters, the bridge surface breadth is 16 meters, adopt 4 driveway decorations.The arch acrosses 270 meters, the Shi is 54 meters in height, and the Shi acrosses to compare 1/5In order to hang chain line arch shaft wire, the arch shafting counts m=1.543, the arch rib structure adoption steel pipe A3, inside add C50 concretes, design a benelux to carry one stage in the high way hole tax

The mountain is about 300 meters high. 我是英语专业的听我的没错,mountain前面要加the 没有的,就是错.the height of the mountain 是Chiglish(中式英语)不要用……almost是几乎差不多的意思,三楼的用词不恰当,……就这样不说了

Axis for the catenary arch, the arch axis coefficient m = 1.543, using A3, steel rib structure, in Tim C50 concrete, road design load level.

This river is three hundred long.