这句话的英文怎么说?表面看来,中山的道路系统还是不错的,但实际上还存在不少问题.每百平方公里的公路密度,中山低过全省的平

表面看来,中山的道路系统还是不错的,但实际上还存在不少问题.每百平方公里的公路密度,中山低过全省的平均水平,全省是100公里,而我们中山是96.3公里.
The surface is seen,the road system which wins mountain is actually still quite good,but still exists not a few problems.Each highway density of 100 square kilometers,medium mountain low lead the average level of whole provinceses,the whole provinceses are 100 kilometers,but we win the mountain is 96.3 kilometers.