The practical design scheme of graphitization exhaust fume system was put forward according to present situation. The chimney neck firing and automatical control were described.
根据现有情况，对石墨化排烟系统提出了切合实的设计方案，并对烟道着火及自动控制作了介绍。
So thumbling jumped on to the hearth, and peeped into the dish, but as he stretched his neck in too far the steam from the food caught hold of him, and carried him up the chimney.
于是大拇哥跳上灶台朝盘子里看。可是他把脖子伸得太长了，盘子里冒出的热气一下子把他带进了烟囱，又在空中转悠了一阵才落到地面上来。
She'll be quite safe, for I shall tie a string round her neck, and pass it down the chimney, and tie it to my wrist as I go about the house, so she can't fall off without my knowing it.
保证牛不会有事，因为我用绳子拴在它的脖子上，然后把绳子从烟囱里放下来，我在屋里走动时，绳子系在我的手腕上，所以在我不知道的情况下，牛是不会掉下来的。
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