HDR记录包含头部信息(如订单引用)，而LIN记录包含产品的描述。

HDR records contain header information (such as the order reference) while LIN records contain the product descriptions.

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如订单生产过程中有异常或者交期延迟，及时通知相关人员及客户。

If there is abnormal or delivery delay in the order production process, need to notify the relevant personnel and customers timely.

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第2级提供进一步的分解级别，分解为具体的处理区域，如订单处理或老客户关系巩固。

Level 2 provides a further level of decomposition into specific processing areas, such as order handling or loyalty retention.

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