| <?xml version="1.0" encoding="UTF-8"?> | 
| <CustomField xmlns="http://soap.sforce.com/2006/04/metadata"> | 
|     <fullName>Material_open_day__c</fullName> | 
|     <description>在资料状态(Material_Status__c)修改到公开中的日期 "工作流"</description> | 
|     <externalId>false</externalId> | 
|     <label>资料公开开始日</label> | 
|     <required>false</required> | 
|     <trackHistory>true</trackHistory> | 
|     <trackTrending>false</trackTrending> | 
|     <type>Date</type> | 
| </CustomField> |