For primitive types, the representation USES a single letter code for each type (such as' I 'for an int and' Z 'for a Boolean).
原语类型的表示法为，各类型使用一个单独的字母(如‘i’表示int、‘Z’表示布尔型)。
The mark must indicate the name of the country in which the establishment is located, which may be written out in full or shown as a two-letter code in accordance with the relevant ISO standard.
标识必须显示出生产厂家所在国家的名称，可为全称，也可以是根据相关ISO标准确定的二字代码。
Write their full names, three-letter code and one letter code.
请写下它们的全名、三字码与单字码。
The type of organization is identified by a three letter code called a 'top level domain name.
组织的类型是通过三个字母的代码(被称作顶级域名)来定义的。
A data set can represent from 1 to 30 warehouses. A two-letter code name will identify each warehouse (capital letters only).
一个数据集合可以表示1 ~30个仓库，一个两个大写字母组成的名字标识了每个仓库。
A data set can represent from 1 to 30 warehouses. A two-letter code name will identify each warehouse (capital letters only).
一个数据集合可以表示1 ~30个仓库，一个两个大写字母组成的名字标识了每个仓库。
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