【Daily Question】【Static Equipment AC Version...Question 151】May 31, 2019 Multiple-choice question...Supplement

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【Daily Question】【AC Version for Static Equipment...Question 151】May 31, 2019 Multiple-choice questions... Supplementary ..................................................... Please fill in the answers (single choice, single choice) in order. Examine the knowledge points related to heat exchangers in GB/T 151-2014. Reward rules: 3 wealth points for participation, and 5 wealth points for a correct answer. ........................................................................... 1. GB/T 151-2014 Heat exchangers: Those that take corrosion allowance into account are: (). A. Heat exchange tube ； B、Hook and loop ； C、floating head bolt ； D、Vertical partition ； E. Step partition ； ---------------------2. When grooves are made in the tube sheet and the flat cover of the tube box, the metal that protrudes above the bottom surface of the groove in the partition can be used as a corrosion margin; however, when this corrosion margin is greater than the depth of the groove, the difference between the two values should also be added. （）A、Correct ； B. Incorrect ； --------------------- Answer: (Testing knowledge of heat exchangers per GB/T 151-2014) 1. E 2. A