溶质A萃取相中和萃余相中的分配系数kA>1，是选择萃取剂的必备条件之一。
参考答案：错
During the evening shift on the day of the client’s surgery, the nurse notices that the nasogastric tube drains 500 mL of green-brown fluid. What should the nurse do
A. Record the amount of drainage on the client’s chart.B. Irrigate the tube with normal saline solution.C. Call the physician immediately.D. Increase the intravenous infusion rat
( )是发展规划的基本内容，是政府为实现发展目标而采取的一系列手段和对策。
A．经济规划 B．国家规划 C．国家计划 D．企业规划
