var statusSelectItems = new List<SelectListItem>

{

    new SelectListItem{Text="失联",Value=""},

    new SelectListItem{Text="正常",Value=""},

    new SelectListItem{Text="维修",Value=""},

    new SelectListItem{Text="维护",Value=""},

    new SelectListItem{Text="下线",Value=""},

    new SelectListItem{Text="其他",Value=""},

};

ViewData["statusSelect"] = new SelectList(statusSelectItems, "Value", "Text");

<div class="col-md-6">

   <div class="form-group">

       <label class="control-label col-md-3">

           @Html.DisplayNameFor(tDto => tDto.Model)

       </label>

       <div class="col-md-8">

           @Html.DropDownListFor(tDto => tDto.Model, ViewData["payPatternSelect"] as SelectList, "---请选择模式---", new { @class = "form-control" })

       </div>

   </div>

</div>