理论板是指离开这种板的气液两相相互()而且塔板上的液相组成也可视为均匀的。A、混合B、成平衡C、接触D、分离...
Thursday, May 9, 2024
Saturday, February 10, 2024
Tuesday, December 26, 2023
在再沸器中溶液部分气化而产生()是精馏得以连续稳定操作的一个必不可少条件。A、上升物料B、上升组分C、上升产品D、上升蒸气...
Tuesday, December 26, 2023
Tuesday, January 2, 2024
Thursday, March 23, 2023
Monday, May 22, 2023
在精馏塔中,加料板以下的塔段(包括加料板)称为()。A、精馏段B、提馏段C、进料段D、混合段...
Wednesday, January 24, 2024
Saturday, July 22, 2023
Saturday, September 10, 2022
化工生产中,精馏塔的最适宜回流比是最小回流比的()倍。A、1.5~2.5B、1.1~2C、2~2.5...
Thursday, May 9, 2024
Sunday, December 4, 2022
Thursday, October 27, 2022
Saturday, September 10, 2022
Saturday, March 11, 2023
Saturday, February 10, 2024
Monday, May 15, 2023
实现精馏操作的根本手段是()A、多次汽化B、多次冷凝C、多次部分汽化和多次部分冷凝...
Thursday, May 9, 2024
Monday, January 30, 2023
Wednesday, January 24, 2024