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50100金蟲(chóng) (小有名氣)
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[求助]
求翻譯一段話 已有1人參與
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20 ml of 0.25 M YCl3 aqueous solution and 0.25 mmol of rare earth chloride (Tm3+, Tb+3, and Eu3+) powder corresponding to 5 mol% rare earth ion doping were taken in a beaker separately and stirred for about 15 min. Then, 20 ml of an aqueous solution of 5 M KOH was added and the mixed solution was stirred for 5 min to form a white colloidal solution. |
鐵蟲(chóng) (正式寫手)
金蟲(chóng) (小有名氣)
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再請(qǐng)問(wèn)一下,第一句話該怎么理解呀? 20ml 0.25M的YCl3水溶液和0.25 mmol稀土氯化鹽粉末分別對(duì)應(yīng)于5 mol%的稀土離子(Tm 3+,TB3+,Eu3 +) "分別對(duì)應(yīng)于5mol%的稀土離子"是什么意思? 發(fā)自小木蟲(chóng)Android客戶端 |
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