<?xml version="1.0" encoding="UTF-8"?> 
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<ValidationRule xmlns="http://soap.sforce.com/2006/04/metadata"> 
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    <fullName>Request_on_call_follow_time_to</fullName> 
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    <active>true</active> 
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    <errorConditionFormula>Text(Status_c__c) = '完毕' && Isblank  
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(To_c__c )</errorConditionFormula> 
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    <errorDisplayField>To_c__c</errorDisplayField> 
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    <errorMessage>现场检测时间(To)必填</errorMessage> 
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</ValidationRule> 
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