对物料包装保护方面没有特别要求或意识。
No special requirement or intention for material package protection.
MRP(Materials Requirements Planning物料需求计划)是特别应用于装配生产的计划工具，目的在于使每个制造单元都可以告诉它的供应商需要什么零件和什么时候需要。
MRP is a planning tool geared specifically to assembly operations. The aim is to allow each manufacturing unit to tell its supplier what parts it requires and when it requires them.
要特别注意销售控制(运输、批发、存贮、发货)，以确保检验结果最后还是适用于所发送的物料。
Particular attention should be paid to the distribution controls (transport, wholesaling, storage, delivery) to ensure that ultimately the test results are still applicable to the delivered material.
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