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<h3>字段详细资料</h3>
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<pre>private&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> outOrderNo</pre>
<div class="block">商户服务订单号，必填
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 商户系统内部服务订单号（不是交易