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English Translations » 历史存档[信息] » Environmental Protection Daily Post 5.08: Reward for partici

Environmental Protection Daily Post 5.08: Reward for participation is 3 points, plus another 3 points for answering correctly

2016-05-08View Original

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This post was last edited by wamj6566 on 2016-5-13 04:27. Multiple-choice question: Which of the following substances are the main pollutants in the air? ( ) A. Sulfur dioxide B. Nitrogen oxides C. Particulate pollutants D. Acid rain .A.B.C
Reply #22016-05-08
A. Sulfur dioxide B. Nitrogen oxides C. Particulate pollutants D. Acid rain
Reply #32016-05-08
Which of the following substances are the main pollutants in the air? (A. Sulfur dioxide B. Nitrogen oxides C. Particulate pollutants)

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Translated at 2026-07-21 00:17:10

Original: https://bbs.hcbbs.com/thread-1584525-1-1.html

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