【Daily Question No. 086】2017.03.27

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This post was last edited by 955559 on 2017-7-31 at 16:37. [Daily Question No. 086] On 2017.03.27, when heating a furnace, what is the common method used to prevent the furnace tubes from burning out due to lack of fuel? A. Maintain medium flow inside the furnace tube. B. Install insulating material on the outer wall of the furnace tube. C. Perform intermittent drying of the furnace. D. Reduce the drying temperature. The reference answers can be seen after returning; scoring is possible by identifying the key points. (Unless otherwise specified, all questions and answers are based on hydrogenation units.) ) A summary thread of Q&A questions from 2017 (updates have begun): http://bbs.hcbbs.com/thread-1657793-1-1.html Summary thread of daily questions from 2017 (updates have begun): http://bbs.hcbbs.com/thread-1657794-1-1.html Summary thread of Q&A questions from 2016 (updates completed): http://bbs.hcbbs.com/thread-1597792-1-1.html The third round of the HaiChuan Outstanding Management Members selection contest: http://bbs.hcbbs.com/thread-1655902-1-1.html (Source: HaiChuan Chemical Forum)