• 2022-06-07 问题

    The author says that silicones migth replace protein on hot planets because silicones may remain stable under very high temperatures.

    The author says that silicones migth replace protein on hot planets because silicones may remain stable under very high temperatures.

  • 2022-06-29 问题

    【单选题】以下为乳膏剂和乳化剂的是( ) A: 平平加0 B: silicones C: 液体石蜡 D: 甘油明胶 E: PEG

    【单选题】以下为乳膏剂和乳化剂的是( ) A: 平平加0 B: silicones C: 液体石蜡 D: 甘油明胶 E: PEG

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