你还将学习一些环境问题，像空气质量管理。
You'll also learn environmental issues, such as air quality controlling.
空气质量预报是继周报和日报后城市空气质量管理的又一次飞跃。
Air quality forecast offers another improvement of air quality management following weekly and daily report.
空气质量预报是继周报和日报后城市空气质量管理的又一次飞跃。
Air quality forecast offers another improvement of air quality management following weekly and daily report.
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