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Environmental Protection Daily Question 1.23: Participate for prizes; 3 correct answers earn an additional 5 prizes

2016-01-23View Original

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This post was last edited by Sulfur-Zinc-Aluminum on 2016-1-26 09:09. 1. In the calculation of pollution discharge fees, the equivalent value of nitrogen oxides is ( ). A、0.95 B、2.18 C、4 D、1.28 Answer: A

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