属于学习型组织能力的有（）。
A.发现和发明能力
B.选择和执行能力
C.推广和反馈能力
D.知识管理能力
参考答案：A, B, C, D
( )适用于防护流速较大、波浪作用较强、有流水、漂浮物等撞击的边坡。
A．石笼
B．抛石
C．浆砌片(卵)石护坡
D．护面墙
A client reports substernal chest pain. Test results show electrocardiograph changes and an elevated cardiac troponin level. Which of the following should be the focus of nursing care
A．Improving myocardial oxygenation and reducing cardiac workload.
B．Confirming a suspected diagnosis and preventing complications.
C．Reducing anxiety and relieving pain.
D．Eliminating stressors and providing a nondemanding environment.
