/// <summary>
 /// 获得指定列查重后组成的SQL中In格式的字符串
 /// </summary>
 /// <param name="dt"></param>
 /// <param name="ColumnName"></param>
 /// <returns></returns>
 public static string FormatInValue(this DataTable dt, string ColumnName)
 {
     return(CommonFormatStrTools.GetDataTableColValueFormatIn(dt, ColumnName));
 }