• 2021-04-14 问题

    使用检索式“methanol gasoline OR ethanol OR gasanol”进行检索,会出现以下哪种结果?

    使用检索式“methanol gasoline OR ethanol OR gasanol”进行检索,会出现以下哪种结果?

  • 2022-05-31 问题

    In the process described by the woman, why is the coal burned A: To produce a gas containing carbon and hydrogen. B: To remove impurities from methanol. C: To heat the reactors. D: To prevent dangerous gases from formin

    In the process described by the woman, why is the coal burned A: To produce a gas containing carbon and hydrogen. B: To remove impurities from methanol. C: To heat the reactors. D: To prevent dangerous gases from formin

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