Thursday, September 15, 2022
Thursday, September 15, 2022
Tuesday, September 13, 2022
Thursday, September 15, 2022
问题:对于发电机相间短路,国内外均装设()保护装置,瞬时动作于()。...
Thursday, September 15, 2022
Wednesday, October 12, 2022
Saturday, November 5, 2022
Tuesday, September 13, 2022
Thursday, September 15, 2022
问题:进行胶球清洗时,投球数目应约为单流程凝汽器冷却水管数的(),湿态球的直径应比冷却水管内径大()。...
Saturday, October 15, 2022
问题:在超临界压力下,水的比热随温度的提高而增大,蒸汽的比热随温度的提高而减小...
Thursday, November 2, 2023
Monday, August 14, 2023
问题:凝汽器最有利真空定义为(),正常运行凝结水水质指标是硬度为(),...
Thursday, September 15, 2022
问题:磨煤机料位计的作用?料位计不准确有何危害?怎样保持料位计的准确...
Thursday, September 15, 2022
问题:正常停机前,应先()并停止胶球装置,事故停机后,应()并停止胶球装置。...
Tuesday, January 17, 2023
问题:锅炉型式为:超超临界参数、()、单炉膛、一次再热、平衡通风、露天...
Tuesday, September 13, 2022
问题:新投入或大修后的变压器为什么要进行全电压冲击合闸试验?...
Tuesday, September 13, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022