Monday, May 20, 2024
Monday, May 6, 2024
Monday, May 6, 2024
焦炭塔生产过程中由()高度,()高度,()高度三部分组成。...
Monday, May 20, 2024
Monday, May 6, 2024
往复泵若不考虑泄露损失,起理论流量不随出楼压力变化而变化。...
Sunday, April 28, 2024
Monday, May 6, 2024
Monday, May 20, 2024
Monday, May 6, 2024
Monday, May 20, 2024
Sunday, April 28, 2024
某厂两炉四塔焦化,焦炭假设比重为d=0.84,处理量2500吨/天,焦炭收率16%,生焦24小时,塔的直径为5.4米,求生焦体积和生焦速度?...
Monday, May 20, 2024
Monday, May 20, 2024
Monday, May 6, 2024
Wednesday, January 24, 2024
加热炉注水管更换后,试验压力为()A、3.0MPaB、4.0MPaC、6.0MPa...
Monday, May 6, 2024
冷焦时发生炸焦的原因是()A、大量吹汽时间长B、加热炉注水大C、蒸汽温度低或带水...
Sunday, April 28, 2024
焦化开工时,蜡油油运过程中,炉出口温度达到()℃循环脱水;渣油油运过程中,炉出口温度达到()℃循环脱水。...
Wednesday, January 24, 2024
Monday, May 20, 2024
焦碳塔大吹汽量增大,则焦碳挥发分一般会()A、增大B、减小C、没变化...
Wednesday, January 24, 2024