女性，体重5Okg，等渗性脱水伴低钾血症，BP12/9.4kPa（90/70mmHg），CVP5cmH20，尿量18ml/h，拟静脉输液并补充钾盐，下列哪项恰当（） ["缓慢滴人0.3％氯化钾","先静脉推注少量10％氯化钾，再快速输液","先快速输液，待尿量增加后，再滴人0.3％氯化钾","加速输液暂不补钾","将氯化钾加人右旋糖配滴注"]
A client’s CIO validates that IBM proposed virtualization/consolidation solution addresses their key pain points. However， the CFO is more concerned with risk mitigation as a result of the new economic environment and has delayed the deal indefinitely. Which of the following strategies is the best way to address this situation？（） ["Modify the deployment schedule of the solution over an extended period of time to reduce the initial cash outlay.","Gain the CFO’s agreement to revisit the solution next quarter and follow-up with an aggressively priced solution.","Present financing options to the CFO showing how to implement the solution while minimizing the monthly cash outlay.","Meet with the CFO to demonstrate the financial impact of the solution to reduce operational expenses and TCO"]
冷冻封堵作业选用（）进行封堵。 ["液氮","液氨","水","冰"]
Given: Which code, inserted at line 15, creates an instance of the Point class defined in Line?（） ["Point p = new Point();","Line.Point p = new Line.Point();","The Point class cannot be instatiated at line 15.","Line l = new Line() ; l.Point p = new l.Point()"]
一般苦咸水RO脱盐系统回收率多采用（） ["65%","75%","65%"]
试述影响食品安全性评价的因素。
