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mogetp金蟲(chóng) (著名寫手)
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[求助]
請(qǐng)教高手一道多選題,關(guān)于碾磨咖啡,提取色素試驗(yàn) 已有3人參與
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錯(cuò)選少選不算對(duì),請(qǐng)慎重。 The colour development observed during the extraction process is influenced by: A Physical interaction between the coffee particles and the surrounding water molecules B Enzymic activity promoting oxidisation C The chemical reaction between soluble components in the coffee particles and the immersing water |
至尊木蟲(chóng) (著名寫手)
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A和C。 物理變化應(yīng)該是有的。化學(xué)變化應(yīng)該是脂肪氧化吧。 發(fā)自小木蟲(chóng)Android客戶端 |

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