/// <summary>
/// 根据关键词获取新闻列表
/// </summary>
/// <param name="keywords"></param>
/// <param name="pageNum"></param>
/// <param name="pageSize"></param>
/// <returns></returns>
public List <bs_Article> GetArticleListByKeyWords(string keywords, int pageNum, int pageSize)
{
return(dal.GetArticleListByKeyWords(keywords, pageNum, pageSize));
}