问题:为提高焦化液体产品的收率可采取()操作压力,()循环比,提高操作温度等措施。...
Friday, January 31, 2025
问题:影响延迟焦化过程的主要因素有()、()、()、()。...
Tuesday, February 11, 2025
Friday, January 31, 2025
Sunday, February 2, 2025
Monday, February 10, 2025
Monday, January 20, 2025
Monday, January 20, 2025
Monday, January 20, 2025
问题:设备运行四不超是指不超温,不超压,不超速,不超负荷。...
Monday, February 10, 2025
问题:热油泵在预热过程中预热速度应该控制在()度每小时。...
Tuesday, February 11, 2025
Tuesday, February 11, 2025
问题:热油泵在预热过程中预热速度应该控制在()度每小时。...
Friday, January 31, 2025
Tuesday, February 11, 2025
问题:热油泵在预热过程中预热速度应该控制在()度每小时。...
Friday, January 31, 2025
问题:焦炭塔的主要操作过程有:赶空气、()、油气预热、()、小吹汽、大吹汽、()、溢流、()、除焦。...
Tuesday, February 11, 2025
问题:焦炭塔生产过程中由()高度,()高度,()高度三部分组成。...
Friday, January 31, 2025
Friday, January 31, 2025
Sunday, February 2, 2025
Tuesday, February 11, 2025