A client in a psychiatric clinic unit tells the nurse, "I don’t think I can face going home tomorrow. " The nurse replies, "Do you want to talk more about it" The nurse is using which of the following techniques

A. Presenting reality.
B. Making observations.
C. Restating.
D. Explorin

为防止脱硫后的烟气不对系统后部设备腐蚀，一般要求净烟气温度再热到（）℃。

A、60；

B、72；

C、85；

D、90。