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xiaomao6006

金虫 (小有名气)

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timom

金虫 (小有名气)

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the yield is not  improved correspondly although the reaction time was extended and the reaction temperature was increased.
Chemistry
11楼2010-08-05 16:25:16
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hekai16

木虫 (正式写手)

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the reaction time was extended and the reaction temperature  is increased , while ,the yield of the product is not corresponding improved
2楼2010-08-04 20:51:07
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hekai16

木虫 (正式写手)

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后面的is 全换成was。不好意思啊!
3楼2010-08-04 20:54:29
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charleygan

至尊木虫 (著名写手)

chlgan


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The reaction time is postponed and temperature is increased, but the yield is not increased relatively.
4楼2010-08-04 20:56:43
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