Saturday, February 10, 2024
Saturday, December 31, 2022
Saturday, September 10, 2022
Tuesday, January 2, 2024
问题: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
Wednesday, January 24, 2024
Monday, May 15, 2023
问题:成品槽V-256A/B/C使用的换热介质为()A、WCB、W50C、W80D、W90
Tuesday, December 26, 2023
Sunday, December 4, 2022
Saturday, July 15, 2023
问题:在DOX反应部分,从01单元来的()溶液与T-318来的纯净乙二醇按一定的()分别送到DOX反应器(R-310)中反应生成()溶液。
Saturday, February 10, 2024
Tuesday, December 26, 2023
问题:理论板是指离开这块板的()相互成平衡,而且塔板上的液相组成也可视为均匀的。A、气固两相B、液固两相C、气液固三相D、气液两相
Wednesday, January 24, 2024
Thursday, May 9, 2024
Saturday, February 10, 2024
Saturday, September 10, 2022
Saturday, February 10, 2024
问题: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
Saturday, February 10, 2024
Saturday, July 22, 2023