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This post was last edited by Green Lotus on 2017-8-10 at 11:26. To increase the popularity of this section, a daily quiz activity has been launched; the goal of this activity is: “Learn a little bit every day, and make significant progress over ten days.” I hope everyone will participate actively; by learning and making progress, they can also easily bring wealth home :) . Participation: Prize of 5 Wealth ; Correct answer: Reward of 10 wealth points ; Note: Questions from the same day will receive full feedback if answered on the same day; answers given the next day will earn 5-8 wealth points. This post is valid for 48 hours. True or False: ( ) Once the sulfur seal of a tank is damaged, operations should be suspended temporarily; the sulfur seal must be re-applied before work can resume. Answer: Incorrect. The correct answer is: Once the sulfur seal is damaged, the outlet valve of the sulfur seal tank should be closed first; once the sulfur seal is re-established, then the outlet valve for liquid sulfur can be opened. Petrochemical Sector – “Creative Ideas for Energy Savings” event (the second phase is in full swing) http://bbs.hcbbs.com/thread-1666758-1-1.html 2017: “My Technical Upgrades” in the coal chemical industry http://bbs.hcbbs.com/thread-1786290-1-1.html [Daily Question] Summary post on sulfur-related technologies for 2017 http://bbs.hcbbs.com/thread-1811578-1-1.html
Error. ---【After the sulfur seal of the sulfur-sealed tank is damaged, the outlet valve of the sulfur-sealed tank should be closed first; once the sulfur seal is re-established, then the outlet valve for liquid sulfur can be opened. ...】