Beijing's road traffic, air pollution, urban environment is stepping up efforts to governance, a new display every day in the face.
北京的道路交通、空气污染、城市环境正在加紧治理，每天在展示着新的面貌。
The environment pollution in Hengshui urban area is more serious, the economic loss caused by it is enormous.
衡水市区的水污染是比较严重的，其造成的经济损失是巨大的。
The primary ways in which railway transport and highway transport have effects on urban environment and factors affecting traffic pollution level are discussed.
本文分析了铁路运输和汽车运输对城市环境的主要作用途径和交通污染水平的影响因素；
应用推荐