【Daily Question】 【AC Version for Static Equipment... Question 127】 May 7, 2019 Multiple-choice question... Everything is going well

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bg4.png【Daily Question】 【AC Version for Static Equipment...Question 127】 May 7, 2019 Multiple-choice questions... Everything is going well ........................................................................... Please fill in the answers (single choice, single choice, single choice) in order. Reward rules: 1 wealth for participation, 3 wealth for each correct answer, up to a maximum of 10 wealth. ...........................................................................1. For containers with a metal temperature in (), their design temperature shall not be higher than the lowest metal temperature that the shell metal can reach. A、≤-20℃ ； B, ＜-20℃ ； C, <0℃ ； D、≥0℃ ； ---------------------2. The maximum allowable operating pressure is calculated based on ( ). A. Design thickness ； B、Effective thickness ； C. Calculate thickness ； ---------------------3. For containers used to hold liquefied gases, the design pressure must not only meet the requirement in GB150 that it shall be no lower than the operating pressure, but also comply with the corresponding provisions in the Regulations on Fixed Pressure Vessels. （）A、Correct ； B. Incorrect ； ---------------------Answer: (Tests knowledge of pressure vessels) 1. C 2. B 3. A