The newly launched HJ-1 environmental satellites a and B carry out efficient macroscopic and real-time ecological monitoring and evaluation.
新建成环境一号A、B星，大范围、快速和动态地开展生态环境宏观监测及评价。
The newly launched HJ-1 environmental satellites a and B carry out efficient macroscopic and real-time ecological monitoring and evaluation.
新建成环境一号A、B星，大范围、快速和动态地开展生态环境宏观监测及评价。
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