[Daily question] [Static Equipment Exchange Edition...Question 07] Multiple choice question on January 7, 2019...Smooth sailing

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bg10.png [Daily question] [Static Equipment Exchange Edition...Question 07] Multiple-choice question on January 7, 2019... Please fill in the answers (multiple choice, single choice, single choice) in order. Bonus rules: Participation will reward 1 wealth, and correct answers will reward 3 wealth for each item, with a maximum of 10 wealth. This topic is valid for two days and will not be graded for more than two days and 48 hours. The 2018 Haichuan "Double Ten Best" outstanding member selection activities were officially launched (the first phase: Recommend outstanding members in your mind) https://bbs.hcbbs.com/thread-2243161-1-1.html There are 19 more fortunes to be collected, so act quickly if you are interested. 1. When the heat exchanger is in operation, the medium flow rate should be as high as possible for the purpose of (). A. Improve the heat transfer effect B. Reduce scaling C. Prevent local overheating 2. The design pressure range of the high-pressure vessel is (). A. 0.1MPa≤P＜1.6MPaB, 1.6MPa≤P＜10MPaC, 10MPa≤P＜100MPaD, P≥100MPa 3. Impurities such as hydrogen sulfide, CO2, and moisture contained in pipeline natural gas must be filtered, dried and dehydrated at the gas filling station to obtain pure, dry natural gas that meets product quality standards before gas can be supplied to users. () A. Correct B. Wrong answer 1. ABC 2. C 3. A