[问答题] 试述镇痛药与解热镇痛抗炎药的作用异同点。

拉力试验的目的是什么？都能测定哪些性能指标？ 某施工机械预算价格为40万元，估计残值率为3%，折旧年限为10年，年工作台班数为250台班，则该机械的台班折旧费为（）元。 ["199.59","155.20","160.00","164.80"] You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5.  The application contains a DataSourceControl named CategoriesDataSource that is bound to a Microsoft SQL Server 2005 table. The CategoryName column is the primary key of the table.  You write the following code fragment in a FormView control. （Line numbers are included for reference only.）  You need to ensure that the changes made to the CategoryID field can be written to the database. Which code fragment should you insert at line 04？（） ["A","B","C","D"] 广大经侦民警应切实做到“三懂”即（） ["懂侦查","懂经济","懂政治","懂法律"] You are developing a Windows Presentation Foundation (WPF) application to play audio files. You add MediaElement mediaElement1 and a Button control named btnPlayAudio to the design surface. The MediaElement co.. audio file. The LoadedBehavior attribute is set to Manual. You add the following code to the main Window. You set the command of the button to MediaCommands.Play. You need to ensure that the application will play the audio file when the button is pressed. What should you add to constructor of the main window ?（） ["","","",""] 试述镇痛药与解热镇痛抗炎药的作用异同点。