{"childUriList":["https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/fields/length/MAX","https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/fields/length/MIN","https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/fields/length/AVERAGE","https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/fields/length/STDDEVIATION","https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/fields/length/SUM","https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/fields/length/VARIANCE"],"fieldInfo":{"isRequired":false,"defaultValue":"","name":"length","caption":"length","type":"WTEXT","maxLength":255,"isZeroLengthAllowed":true,"isSystemField":false}}