【Daily Question No. 153】2017.06.02

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【Daily Question No. 153】June 2, 2017: Under specified conditions, the ( ) formed by oil products in ( ) is called residue. The reference answer can be seen after reviewing; scoring is possible by identifying the key points. (Unless otherwise specified, all questions and answers are based on hydrogenation units.) ) Cleavage; residues. Scoring criteria: 2 Wealth points for incorrect responses; *incomplete* answers earn 3–8 points. Correct answers with detailed explanations grant 10 Wealth points, while correct answers with insufficient supplementary *answers* earn 15–20 Wealth points. Please score according to these criteria. Note: If there are editing records after answering, only points will be awarded to those who participated. For continuous malicious spamming, 2 points will be deducted each time, with no upper limit. Pure numbers, pure emojis, or random letters that have nothing to do with the answer are all considered malicious spamming; points will start to be deducted after three warnings. 2017 Q&A Summary Thread (updates have started) http://bbs.hcbbs.com/thread-1657793-1-1.html 2017 Daily Question Summary Thread (updates have started) http://bbs.hcbbs.com/thread-1657794-1-1.html 2016 Q&A Summary Thread (updates completed) http://bbs.hcbbs.com/thread-1597792-1-1.html