求翻译：本文对膨润土进行钠化、十二烷基苯磺酸钠（SDBS)和Al复合交联，沉淀-沉积法负载金催化剂，以CO氧化为探针反应，研究所得催化剂的活性，并用IR、XRD和BET等对载体和催化剂作了表征。结果表明，对CO氧化反应，SDBS改性后的膨润土，先焙烧再负载金催化剂能增强催化剂活性,而先负载金催化剂再焙烧降低催化剂的活性。是什么意思？

Na-bentonite, sodium dodecyl benzene sulfonate (SDBS) and al-crosslinked, precipitation - deposition load gold catalyst, co oxidation as a probe reaction studies the catalyst activity and ir xrd and bet on the supports and catalysts were characterized. The results show that the co oxidation reaction

In this article for sodium Bentonite, and alkyl benzene sulphonic acid sodium 12 (SDBS Al) and composite to the sediment-deposition, and load gold catalyst to CO carbon dioxide to probe response, research, and the active catalyst IR , and BET XRD of carrier and as a catalyst for the table. Results i

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This article to sodium bentonite, 12 alkyl benzene sulfonic acid sodium (SDBS) and Al Crosslinking, supported gold catalysts by sedimentation-deposition, probes for CO oxidation reaction, catalyst activity of the Institute, and IR, XRD and BET on carrier and catalyst characterization. Results show t

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