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ankang276

金虫 (正式写手)

[求助] 请帮忙翻译一段话,谢谢

Following calcination, carburization and passivation, the Mg-Mo2C/HY
and K-Mo2C/HY catalysts had significantly reduced surface area, total pore
volume,micropore area andmicropore volume (Table 1)comparedtothe
Mo2C/HY catalyst. However, the surface area was not strongly dependent
upon the amount of Mg added, with all the Mg-Mo2C/HY catalysts having
surface areas in the range 389–462 m2/g, compared to 522 m2/g for the
Mo2C/HY. The relative loss in BET and micropore area with Mg or K
addition to the Mo2C/HY, was almost the same. Fig. 1 shows themicropore
size distribution of the 2%Mg-Mo2C/HY catalyst compared to the HY
zeolite.

[ Last edited by ankang276 on 2011-8-9 at 13:18 ]
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slz146

木虫 (正式写手)

【答案】应助回帖

★ ★
sltmac(金币+2): 辛苦~ 2011-08-09 14:04:28
ankang276(金币+33, 翻译EPI+1): 2011-08-09 20:48:24
经过煅烧、碳化以及钝化作用之后,Mg-Mo2C/HY和 K-Mo2C/HY催化剂与Mo2C/HY 催化剂相比,比表面积、总孔容、微孔比表面积以及微孔孔容都显著减少(表1)。但是,由于与Mo2C/HY催化剂522 m2/g 的比表面积相比,所有Mg-Mo2C/HY 型催化剂的比表面积都在389–462 m2/g,所以比表面积并不完全取决于所添加Mg的量。将Mg和K添加到Mo2C/HY催化剂中,二者在BET中测得数据的相对损失及微孔比表面积几乎相同。图1表示的是2%Mg-Mo2C/HY催化剂及HY分子筛的微孔孔径分布。
2楼2011-08-09 13:41:32
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aixun3000

金虫 (小有名气)

【答案】应助回帖

经过煅烧、渗碳以及钝化作用之后,Mg-Mo2C/HY和 K-Mo2C/HY催化剂与Mo2C/HY 催化剂相比,表面积、总孔容、微孔表面积以及微孔孔容都显著减少(表1)。然而,与Mo2C/HY催化剂522 m2/g 的表面积相比,所有Mg-Mo2C/HY 型催化剂的表面积都在389–462 m2/g,所以表面积并不完全取决于所添加Mg的量。将Mg和K添加到Mo2C/HY催化剂中,二者的BET及微孔表面积的损失几乎相同。图1显示了与HY沸石相比2%Mg-Mo2C/HY催化剂的微孔孔径分布。
3楼2011-08-09 20:41:01
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