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| English | Chinese |
| baseline monitoring Monitoring of long-term changes in atmospheric compositions of particular significance to the weather and the climate | 基线检测 (对于天气和气候有重要意义的大气成分长期变化，所进行的监测。) |
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| English | Chinese |
| baseline monitoring Monitoring of long-term changes in atmospheric compositions of particular significance to the weather and the climate | 基线检测 (对于天气和气候有重要意义的大气成分长期变化，所进行的监测。) |