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关注：1
2013-05-23 12:21
求翻译：洗油是煤焦油蒸馏230-300℃的馏分是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
洗油是煤焦油蒸馏230-300℃的馏分
问题补充： |
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2013-05-23 12:21:38
Wash oil is a distillate of coal tar distillation 230-300 ℃
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2013-05-23 12:23:18
Oil is coal tar distillation of 230 - 300 °C distillate
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2013-05-23 12:24:58
The wash oil is the coal-tar oil distillation 230-300℃ fraction
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2013-05-23 12:26:38
230-300 ℃ is coal tar distillation of wash oil fractions
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2013-05-23 12:28:18
It is that the coal tar distills the 230-300 ℃ heating up to wash the oil in a steamer and dividing
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