FpML records contain highly nested structures with elements and attributes that vary according to the type of trade represented.
FpML记录包含高度嵌套的结构，以及根据交易类型而变化的元素和属性。
Using a structure like this, you can easily send whole objects back and forth as parameters or responses. You can even create nested structures in the following manner.
使用这样的结构，您可以轻松地将整个对象作为参数或响应来回发送。
In the latter case, you assemble the documents into nested structures as required, such as when delivering printed or printable information that has a part and chapter hierarchy.
在后一种情形中，根据需要将文档组装成嵌套结构，比如说当交付有部分和章节层次的印刷或可打印的信息。
It also requires a query language to provide constructors that are capable of creating complex nested structures on the fly — a facility that is not needed in a relational language.
这也需要一种查询语言来提供可动态创建复杂嵌套结构的构造函数，而该工具在关系语言中是不需要的。
The tag navigator is particularly useful for working with deeply nested structures such as tables within tables.
使用嵌套很深的结构（如表中的表）时，标记导航器尤为有用。
The tag navigator is particularly useful for working with deeply nested structures such as tables within tables.
使用嵌套很深的结构（如表中的表）时，标记导航器尤为有用。
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