emission estimation
英
美
- 污染源
双语例句
- Vehicle emission has become the major sources of air pollutants in the large cities.
大城市中机动车排放已成为主要大气污染源。 - The determination of odorant emission from an odor pollution source is a difficult problem.
恶臭污染源污染物排放量的确定是一个难题。
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