城市环境污染 :urban/municipal environmental damage/ pollution.

环境污染:

1. environment pollution

2. environmental pollution

3. environmental contamination

4. kogai

5. enviromental contamination

许多人都关心环境污染问题.

Many people are concerned about the pollution of the environment.

城市环境:

1. urban environment

2. municipal environment

城市环境卫生:

1. city sanitation

2. urban environmental hygiene

3. urban sanitation

环境污染控制:

environmental pollution control

环境污染管理:

environmental pollution regulation

城市给水系统

urban water supply system

城市交通规划

urban traffic planning

城市交通控制

urban traffic control