Friday, February 14, 2025
Saturday, December 7, 2024
Wednesday, February 12, 2025
问题:离心泵在开泵和停泵时,泵的出口阀应处于关闭还是打开状态,为什么?
Wednesday, February 12, 2025
Monday, July 15, 2024
问题:在化工生产中常涉及非均相物系的分离,请简述分离的方法和原理。
Friday, January 3, 2025
Saturday, December 7, 2024
Wednesday, February 12, 2025
Sunday, November 17, 2024
Tuesday, December 3, 2024
Monday, February 10, 2025
Saturday, August 24, 2024
Monday, February 10, 2025
Wednesday, January 22, 2025
Friday, February 14, 2025
问题:在冷热流体进行换热时,一般工业生产中的换热器多采用逆流操作,但是有时又需要采用并流操作,为什么?
Friday, February 14, 2025
Friday, February 14, 2025
问题:离心泵在开泵和停泵时,泵的出口阀应处于关闭还是打开状态,为什么?
Wednesday, February 12, 2025
Saturday, December 7, 2024
Friday, February 14, 2025