医疗器械按照风险程度由低到高,管理类别依次分为()、()、()。
正强化
You work as an ASP.NET Web Application Developer for SomeCompany. The company uses Visual Studio .NET 2010 as its application development platform. You create an ASP.NET MVC 2 Web application using .NET Framework 4.0. You implement a single project area in the MVC 2 Web application. In the Areas folder, you add a subfolder named MyTest. You add the following files to the appropriate sub-folders: MyController. csMyHome.aspx You register a route of the area, setting the route name to MyTest_default and the area name to test. You create a view named MyViews.aspx that is outside the test area. You need to add a link to MyViews.aspx that points to MyHome.aspx. Which of the following code segments will you use?() ["<%= Html.ActionLink("MyTest", "MyHome", new {area = "test"}, null)%>","<%= Html.RouteLink("MyHome", "MyTest", new {area = "test"}, null)%> ","<%= Html.RouteLink("MyTest", "MyHome", "MyTest", new {area = "test"}, null)%>","<%= Html.ActionLink("MyTest", "MyHome", "MyTest", new {area = "test"}, null)%>"]
目的酶基因的DNA区段一侧含有一酶切位点,可用什么方法对酶分子进行改造() ["寡核苷酸引物突变法","盒式突变","PCR定点突变法","大引物突变法","E易错PCR法"]
医疗器械根据结构特征的不同,分为()和()。根就是否接触人体,分为()和()。
风险管理