著名专家朱景梓于1960年创建的（）在国内外享有声誉。
A.机电研究所
B.机械研究所
C.齿轮强度研究所
D.物理研究所
参考答案：C
读图回答．
（1）注出A、B、C的经线坐标．
A．______，B．______，C．______．
（2）A、B、C分别位于哪个半球（东、西、南、北）
（3）A、B、C、D四地目前处于白天的是______，处于黑夜的是______．
The nurse is providing postoperative care for a client recovering from abdominal surgery. The client is receiving morphine through a client-controlled analgesia pump. Which finding would indicate that the client is obtaining adequate pain relief ？（）
A．Awakening several times during the night to redose.
B．Respiratory rate of 10 breaths/minute.
C．Pain rating of 2 or 3 on a scale of 0 to 10.
D．Complaint of itching as an adverse effect of the analgesia.
