Saturday, March 30, 2024
Monday, November 20, 2023
问题:沉降器压力控制手段正常时为分馏塔顶油气蝶阀开度和()。...
Tuesday, November 21, 2023
Tuesday, August 22, 2023
Sunday, June 18, 2023
问题:开启速关阀时,先建立(),再建立(),最后降启动油压,此时速关阀则应缓慢开启。...
Wednesday, September 13, 2023
Sunday, September 11, 2022
Thursday, October 20, 2022
Sunday, September 11, 2022
Sunday, September 11, 2022
问题:入口温度允许短期超温800℃,在这种情况下持续时间≤()min,...
Sunday, September 11, 2022
Sunday, September 11, 2022
Tuesday, November 21, 2023
问题:提升管上有()个喷嘴。分别为原料油()个;油浆2个;酸性水2个;粗汽油2个。...
Saturday, October 7, 2023
Tuesday, November 21, 2023
问题:脱硫装置的任务是将()和液化气中的硫化氢、C02脱除掉。...
Monday, July 24, 2023
Thursday, October 20, 2022
Saturday, January 20, 2024
Sunday, September 11, 2022
Saturday, September 10, 2022