问题:直流锅炉炉水的流动方式是()。A、自然循环B、多次强制循环C、一次强制流动...
Saturday, May 13, 2023
问题:为什么原水中的含盐量越多,树脂工作交换容量越大?...
Tuesday, September 13, 2022
Tuesday, September 13, 2022
Friday, September 16, 2022
问题:现代电站锅炉采用的回转式空气预热器分为()和风罩回转两种类型。...
Friday, September 16, 2022
Tuesday, September 13, 2022
Tuesday, September 13, 2022
问题:水质不良会对热力设备产生三种危害是()、()、()。...
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:为满足锅炉燃烧器性能设计要求,燃烧器采用大风箱、小切角、四角切圆...
Friday, September 16, 2022
问题:火检测信号是由火检探头测到火的(),并将其转换成电源信号。...
Tuesday, September 13, 2022
问题:当热水锅炉水温升高超过规定值时,联锁保护装置应切断燃料供应。...
Friday, September 27, 2024
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:根据管子坡口的加工要求,Ⅰ、Ⅱ级焊缝的坡口加工,应采用()。...
Tuesday, September 13, 2022
Tuesday, September 13, 2022
Friday, September 16, 2022