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環境保護 デイリーステッカー 5.16 参加報酬 3 正解でさらに3

2016-05-16View Original

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この投稿は最後にwamj6566によって2016-5-19 09:45に編集されました。多肢選択問題:花火や爆竹を燃やすと、主にどのような汚染物質が発生するか?( )A. SO2 B. CO C. 粉塵、煙塵 D. NO2; A.B.C
Reply #22016-05-16
A. SO2 B. CO C. 粉塵、煙塵 D. NO2
Reply #32016-05-16
花火や爆竹の燃焼によって主にどのような汚染物質が発生するのでしょうか?(ABC)A. SO2 B. CO C. 粉塵、煙塵 D. NO2;
Reply #42016-05-16
花火や爆竹の燃焼によって主にどのような汚染物質が発生するのでしょうか?(A. SO2 B. CO C. 粉塵、煙塵)
Reply #52016-05-16
花火や爆竹の燃焼によって主にどのような汚染物質が発生するのでしょうか?(A. SO2 B. CO C. 粉塵、煙塵)

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