问题
问答题 简答题
加热器出水温度降低的原因有哪些?
答案
参考答案:
管子水侧结垢;管子堵的较多;水侧流量突然增加;疏水水位上升;隔板泄漏;水侧旁路调整不当;负荷下降,汽侧流量下降
加热器出水温度降低的原因有哪些?
参考答案:
管子水侧结垢;管子堵的较多;水侧流量突然增加;疏水水位上升;隔板泄漏;水侧旁路调整不当;负荷下降,汽侧流量下降
在Ⅱ栏中找出I 栏的答句,将序号填入括号内。 |
I ( )(1) What's the date today? ( )(2) When's your birthday? ( )(3)What shape is the kite? ( )(4) Who do you want to write to? ( )(5) What day is it today? ( )(6) What's the weather like in spring? ( )(7) Where's the bus stop? ( )(8) What did you do last week? ( )(9) What do you like? ( )(10) What are you going to do next weekend? Ⅱ A. Mary, my penfriend. B. I like swimming and skating. C. It's warm and foggy. D. In front of the cinema. E. It's the 17th of April. F. It's Wednesday. G. It's on the second of May. H. We are going to have a party. I. I made lots of food at home. J. It's square. |