Which of the following is of the nurse’s the primary concern for a client after cataract removal surgery

A. The client states her vision is clear.
B. The client states her infection is under control.
C. The client states she is able to administer parenteral pain medication.
D. The client describes methods to prevent an increase in intraocular pressur

由热源经输热管道送到采暖房间的散热器或地热管中，放出热量后，经回水管道流回热源重新加热，循环使用的采暖方式是( )。

A．集中采暖

B．区域供热

C．局部采暖

D．热水采暖