air quality standard
英
美
- 空气质量标准；大气质量标准
双语例句
- It ensures that these transportation activities do not worsen air quality or interfere with the "purpose" of the SIP, which is to meet the NAAQS.
同时确保这些运输项目不会使空气质量恶化或干扰以达到国家空气质量标准为目的的州执行计画。 - Due to increasing awareness of the adverse consequences of air pollution, numerous countries of the temperate latitudes have promulgated air quality standards.
由于对大气污染的恶化情况日益关注，地处温带的许多国家颁布了空气质量标准。
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