设计活动的关键之处在于服务接口定义模型。
A key area of design activity is in the service interface definition model.
源模型、接口、协议的类型。
最后，生成如下所示的三个接口，模型就完成了。
To complete the model, generate the final three interfaces as follows.
模型的最后一部分是实现translation_library接口。
The last part of the model is to implement the translation_library interface.
它是CAD模型与RP系统之间的接口软件。
It is between the CAD model and RP system connection software.
元数据是描述产品模型和接口规范最好的工具。
Metadata is the best tool to describe the product model and interface specification.
元数据是描述产品模型和接口规范最好的工具。
Metadata is the best tool to describe the product model and interface specification.
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