/// <summary>
        /// 查询县/区
        /// </summary>
        /// <param name="city">父级</param>
        /// <returns>List类型</returns>
        public List <string> QueryPlace(string city)
        {
            List <string> list;

            try
            {
                // 接收列表
                list = new NativePlaceDAL().Query(PlaceType.Place, city);
            }
            catch (Exception e)
            {
                throw e;
            }
            // 返回列表
            return(list);
        }
        /// <summary>
        /// 查询市
        /// </summary>
        /// <param name="province">父级</param>
        /// <returns>List类型</returns>
        public List <string> QueryCity(string province)
        {
            List <string> list;

            try
            {
                // 接收列表
                list = new NativePlaceDAL().Query(PlaceType.City, province);
            }
            catch (Exception e)
            {
                throw e;
            }
            // 返回列表
            return(list);
        }