交换对象 meaning in English

exchangeable object

So how do you exchange collections of objects in an interoperable fashion
那么，您如何以互操作的方式交换对象集合呢？
Soap provides the base methods for exchanging objects and calling methods
Soap为交换对象和调用方法提供了一些基本的方法。
As a result , two applications may be designed to exchange the state of an object by using xml
结果，两个应用程序可以设计成通过使用xml交换对象的状态。
It discusses that xml - based process information exchanges with other typical exchangeable objects , for example step , relational data base and numerical control codes
针对工艺信息在交换中的典型交换对象，分别论述了基于xml的工艺信息同step 、关系数据库、 nc指令等的交换技术。