The first one is commonly used; it associates a prefix with a URI.
通常使用第一种；它将前缀与URI相关联。
You may also want to use a company - or project-specific prefix with your schema object names.
您可能想要对方案对象名字使用特定的公司前缀或者项目前缀。
If this is impractical, at least try to associate the prefix with only one URI within a single document.
如果这不可行，至少试着将前缀只与一个文档中的一个URI关联。
You then can call the functions using standard function call syntax, by combining this prefix with the name of the method to be invoked.
然后通过组合该前缀与被调用方法的名称，可以使用标准的函数调用语法调用函数。
The purpose of these declarations is to associate a namespace prefix with a particular URI as a shortcut, which you can then reuse later in the XML message.
这些声明的作用在于将名称空间前缀与作为快捷方式的特定uri相关联，以后您就可以在XML消息中重用该快捷方式。
The purpose of these declarations is to associate a namespace prefix with a particular URI as a shortcut, which you can then reuse later in the XML message.
这些声明的作用在于将名称空间前缀与作为快捷方式的特定uri相关联，以后您就可以在XML消息中重用该快捷方式。
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