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关注：1
2013-05-23 12:21
求翻译：常减压装置是常压蒸馏和减压蒸馏两个装置的总称，因为两个装置通常在一起，故称为常减压装置。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
常减压装置是常压蒸馏和减压蒸馏两个装置的总称，因为两个装置通常在一起，故称为常减压装置。
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2013-05-23 12:21:38
Crude oil distillation unit is the atmospheric distillation and vacuum distillation two devices in general, because the two devices are usually together, it is called crude oil distillation unit.
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2013-05-23 12:23:18
atmospheric pressure is often pressure relief devices distillation and distillation of two devices, because the two devices, usually known as usual decompression devices.
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2013-05-23 12:24:58
Often the decompressor is the atmospheric distillation and the reduced pressure distills two equipments always to state, because of two equipments usually in same place, therefore is called often the decompressor.
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2013-05-23 12:26:38
CDU are atmospheric distillation and vacuum distillation of two devices collectively, because both devices are usually together called the CDU.
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2013-05-23 12:28:18
Vacuum distillation unit is both the atmospheric distillation and vacuum distillation unit collectively, because two devices together often, it is known as vacuum distillation unit.
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