In these projects, the sewage treatment in the infectious disease areas is very important and plays an important role in controlling the diffusion of viruses.
在这些项目中，传染病区的污水处理是重要的环节，对控制病毒的扩散有相当大的作用。
They playa very important role in planning, organizing, coordinating and controlling in the national administrative management.
在国家行政管理运行中起着决策、组织、协调和控制的重要作用。
Public participation can play a very important role in preventing and controlling air pollution.
公众参与大气污染防治具有重要的作用。
应用推荐