逍遥游
You work as an application developer at Certkiller .com. Certkiller .com uses an application that calculates monthly payments based upon client input. You are currently debugging this application using the Microsoft Visual Studio 2005 IDE. The application contains the following code： public double CalculateMonthlyPayment （Single rate， double principal） { //Implementation code } You have discovered that unexpected results are being returned by the application. You would like to pause execution and display a message box containing an error message in the event of a negative or zero rate value is Passed to the CalculateMonthlyPayment method. You need to ensure that this only occurs during debugging mode. What should you do？（） ["A","B","C","D"]
性变态
水轮机泥砂磨损有哪些危害？
医疗器械不良事件报告的内容和统计资料是加强（），指导开展医疗器械再评价工作的依据，不作为医疗纠纷、医疗诉讼和处理医疗器械质量事故的依据。
因抢救人员、防止事故扩大以及疏通交通等原因，需要移动事故现场物件的，应当采取什么措施？
