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ÎÄÏ×ÀïµÄ1.88 mL Y(NO3)3 (0.5 M) ÖÐ0.5MÊÇʲôÒâ˼ лл ÒÑÓÐ2È˲ÎÓë
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1.88 mL Y(NO3)3 (0.5 M), 0.25 mL Yb(NO3)3 (0.1 M), and 0.1 mL Er(NO3)3 (0.1 M) were added into 30 mL of aqueous solutionÎÄÏ×ÀïµÄ0.5MÊÇʲôÒâ˼ лл½â´ð |
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2Â¥2014-04-11 10:04:16
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