你的雇主必需声明公司的业务及活动的类型。

Your employer should state the nature of the company's business and activities e. g.

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第一步是向变量声明部分中添加必需的散列。

The first step is to add the required hash to the variable declaration section.

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注：如果输入文档包含多个名称空间和前缀，则名称空间声明是必需的。

Note: Namespaces declaration is a must when the incoming document contains multiple namespaces and prefixes.

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