英译中,急The bustion air is drawn down the cooler so that some fuel efficiency gain is made.At Mhol there does not seem the same enthusiasm for preheating as there one was.At the end of the day the conversion is a heat / work process,the higher the temp,the shorter the residence time needed. 英语
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【答案】 燃烧空气是取用较凉,使一些燃料的效率增益.
在mhol似乎没有同样的热情预热,因为有一人.
在这一天结束时转换是一个热/工作过程中,较高的温度,较短的停留时间的需要.