<?xml version="1.0" encoding="UTF-8"?> 
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<CustomField xmlns="http://soap.sforce.com/2006/04/metadata"> 
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    <fullName>lot_or_serial__c</fullName> 
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    <externalId>false</externalId> 
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    <formula>IF( 
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AND(ISBLANK(Serial_number__c ),ISBLANK(Serial_number_text__c)), 
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IF(ISBLANK(Lots_No__c),Lots_No_text__c,Lots_No__c), 
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IF(ISBLANK(Serial_number__c),Serial_number_text__c,Serial_number__c))</formula> 
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    <formulaTreatBlanksAs>BlankAsZero</formulaTreatBlanksAs> 
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    <label>机身号/批号</label> 
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    <required>false</required> 
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    <trackHistory>false</trackHistory> 
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    <trackTrending>false</trackTrending> 
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    <type>Text</type> 
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    <unique>false</unique> 
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</CustomField> 
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