问题:循环冷却水系统中()是造成钢铁腐蚀的主要原因,腐蚀的速率和()、()、()等有关。...
Tuesday, April 9, 2024
Sunday, July 23, 2023
问题:开关串联的阀门正确操作时:(),阀门开到位后应(),目的防止阀门卡死方便下次操作。...
Sunday, July 23, 2023
Saturday, December 9, 2023
Thursday, April 11, 2024
Saturday, March 2, 2024
Sunday, June 11, 2023
问题:原水预处理进水指标:()、()、()、()、()。...
Wednesday, April 26, 2023
问题:敞开式循环冷却水系统一般有()、循环水泵、换热器、冷却塔、集水池、补水管、过滤器及它们的连通管道及沟道组成。...
Sunday, March 26, 2023
Saturday, December 9, 2023
Saturday, March 16, 2024
问题:水泵是()和()液体的机器。他把原动机的机械能转化为被输送液体的能量,使液体获得()或()。...
Thursday, April 11, 2024
Saturday, March 16, 2024
问题:单级离心泵平衡推力的主要方法有()、()和采用()。...
Sunday, June 4, 2023
Tuesday, April 9, 2024
Tuesday, April 9, 2024
问题:汽轮机主要保护装置有:()、()、()、()保护等。...
Sunday, July 23, 2023
Sunday, February 4, 2024
Saturday, March 2, 2024
问题:生产水泵位号(),当生产水管网压力低于()备用联锁泵 自启,当生产水管网压力高于()时联锁泵停运。...
Thursday, April 11, 2024