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關(guān)注：1
2013-05-23 12:21
求翻譯：隨著檸檬酸添加量的增加，催化劑的活性首先增加然后下降；在400 ℃、425 ℃、450 ℃下檸檬酸添加量為12 wt%的催化劑催化活性最好。是什么意思？ 待解決
 懸賞分：1
- 離問(wèn)題結(jié)束還有
隨著檸檬酸添加量的增加，催化劑的活性首先增加然后下降；在400 ℃、425 ℃、450 ℃下檸檬酸添加量為12 wt%的催化劑催化活性最好。
問(wèn)題補(bǔ)充： |
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2013-05-23 12:21:38
With the increase in the amount of citric acid, the catalyst activity first increased and then decreased; at 400 ℃ and 425 ℃, 450 ℃ for citric acid dosage 12 wt.% Catalyst for catalytic activity of the best.
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2013-05-23 12:23:18
Add citric acid as the increase in the active catalyst to first increase and then decrease; in 400, and 425 ° °C C C , under 450 °citric acid added to 12 wt % of the catalysts catalytic activity.
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2013-05-23 12:24:58
正在翻譯，請(qǐng)等待...
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2013-05-23 12:26:38
As the volume of added citric acid increased catalytic activity first increases and then drop at 400 ° c, 425 ℃, 450 ℃ lower catalytic activity of citric acid added at 12 WT% the best.
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2013-05-23 12:28:18
正在翻譯，請(qǐng)等待...
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