this.GridView1.Attributes.Add("style", "word-break:keep-all;word-wrap:normal"); //一般换行
this.GridView1.Attributes.Add("style", "word-break:break-all;word-wrap:break-word"); //强制换行
this.GridView1.Attributes.Add("style", "word-break:keep-all;word-wrap:normal"); //一般换行
this.GridView1.Attributes.Add("style", "word-break:break-all;word-wrap:break-word"); //强制换行