Basic Knowledge of Boilers: [Daily Question] 2011.03.08
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This post was last edited by Benbenxuan on 2011-3-9 09:18. Please hide your replies; think carefully before posting, as edits are invalid! Those with different views on the provided answer keys can post discussions the next day. For multiple accounts under the same IP responding to participate, only the first response is considered valid. All participants receive 2 points; this round consists of multiple-choice questions, with 5 points awarded for each correct answer. In principle, scores are given to the top 50 respondents who answer within 48 hours. Please hide your replies; the method for doing this is: http://bbs.hcbbs.com/thread-492556-1-1.html. The main indicators of coal powder quality are its fineness, uniformity, and ( ). A. Volatile matter B. Calorific value C. Moisture D. Ash Reference answer: C
The main indicators of coal powder quality are coal powder fineness, uniformity, and ( ). C. Moisture
Reply 1# zgj2405 B-Heat value
The main indicators of coal powder quality are coal powder fineness, uniformity, and (C).