@{
    int columnId = (int)ViewBag.ColumnId;//当前栏目id
    string content = Html.GetColumnContentSet(columnId).Content;
}
<div class="main_box">
    <div class="main_box_inner">
        <div class="main_box_inner_left">
            @Html.Partial("leftPartial")
        </div>
        <div class="main_box_inner_right">
            <div class="sublanmu_box">
                @Html.Raw(content)
            </div>
        </div>
    </div>
</div>