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2Â¥2011-06-28 09:07:12
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3Â¥2011-06-28 09:41:13
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4Â¥2011-06-29 08:33:59
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5Â¥2011-06-29 08:44:33
taozhangfeng
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MCM-48 was synthesized with a sodium silicate solution (20 wt.% aqueous solution, Na/Si = 0.5), CTABr and ethanol [3]. The starting composition was 1.4 SiO2:1 CTABr:0.35 Na2O:5.0 EtOH:140 H2O Äã¿´ÕâÎÄÏ×ÉϾÍ˵1molNa2SiO3ÀïµÄNa/Si = 0.5£¬ÕÕÄãÕâô˵²»Ó¦¸ÃÊÇ2Âð£¿ÎÒÒÔǰҲÊǺÍÄãµÄÏë·¨Ò»Ñù£¬µ«ÎÒ±»Õâ¸öÎÄÏ׸ãºýÍ¿ÁË ![]() ![]() |

6Â¥2011-06-30 08:30:41
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7Â¥2011-06-30 09:07:48














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