The prefix Numbers help identify the particular package in the tree of packages.

前缀数字用于帮助识别包树中的特定的包。

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Marks & Numbers Container No. , Quantity and Kind of Packages, Description of Goods.

货柜号码，数量，包装种类及货物名称。

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Growing numbers of shops and other businesses are holding packages behind the counter for later collection.

ECONOMIST: Package pick-up services are set to prosper

Of the four major nationwide carriers, T-Mobile also charges for blocking numbers under the same umbrella of parental control packages.

FORBES: How Mobile Carriers Are Making Customers Pay For Safety

In fact, a growing number of electronic devices and software packages contain identifying numbers to help them interact with each other.

ECONOMIST: The surveillance society | The