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| 空量监测; 大气质量监测 | |||
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| 空气质量检测 (检测和记录指定地区的空气质量。需要考虑以下污染物：一氧化碳、苯、丁二烯、铅、二氧化硫、二氧化氮和微粒状物质。) | |||
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air quality monitoring : 3 phrases in 3 subjects |
| Earth sciences | 1 |
| Ecology | 1 |
| Technology | 1 |
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