Mechanical Equipment: 【Question of the Day】2011.07.01

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This post was last edited by Black gold on 2011-7-2 17:44. Please hide your replies; editing after posting is ineffective! 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 valid. 5 points for a correct answer; everyone who participates receives a reward. Please hide your replies; the method for doing this is: http://bbs.hcbbs.com/thread-492556-1-1.html. Multiple-choice question: In the selection of chemical production process technologies, the primary principle that should be considered first is ( ). A. Advancement of the process route ； B. Reliability of the process technology route ； C. Economic rationality of the process route ； D. Advancement of the process route and economic rationality Answer: B