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加加黎

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[求助] 求翻译化学文献的一段 已有1人参与

The influence of reaction temperature on CHE reaction over cobalt resinate at 7 h was investigated and shown in Fig. 1. It is seen that the conversion of CHE increased almost linearly with reaction temperature up to 333 K. The selectivity of 2-CHON also increased with increase in reaction temperature up to 333 K. A further increase in the reaction temperature resulted in the decrease in the con-version rate of CHE and the selectivity of 2-CHON, probably owing to the polymerization of CHE or 2-CHON at higher temperature. Whereas the selectivity of 2-CHOL decreased with the increase of reaction temperature up to 333 K, which is attributed to the further reaction of 2-CHOL to 2-CHON. Beyond 333 K, the selectivity of 2-CHOL increased with increase in reaction temperature. Considering the effect of temperature on both conversion of CHE and the selectivity of 2-CHON, 333 K was chosen as the suitable temperature for the oxidation of CHE.

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duoheshui

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2楼2015-12-11 18:06:53
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加加黎

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2楼: Originally posted by duoheshui at 2015-12-11 18:06:53
谷歌翻译    有道连用

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3楼2015-12-11 22:05:00
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【答案】应助回帖

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感谢参与,应助指数 +1
加加黎: 金币+5, ★★★很有帮助 2015-12-12 23:01:50
我们调查了反应温度在树脂酸钴存在下反应7 h对CHE反应的影响,如图1所示。可以看到随着反应温度的增加(直至333k)CHE的转化率几乎是呈直线增加的。2-CHON的选择性也是随着温度增加(直至333k)而增加的。进一步提高反应温度导致CHE的转化率和2-CHON的选择性降低,可能由于在更高的温度CHE或2-CHON的聚合作用。而2-CHOL的选择性随反应温度(到333 K)的增加而下降,这是由2-CHOL进一步反应为2-CHON导致。超过333k, 2-CHOL的选择性随着反应温度的增加而增加。考虑温度的影响对CHE的转化和2-CHON的选择性,选择333 K为CHE的氧化的适用温度。
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4楼2015-12-12 10:00:03
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