求翻译：产品数据对象是开发链中开发对象及其数据的载体，随着开发链的不断延伸，产品对象也被不断分解为子目标和子对象，由开发链中的下一级成员执行开发工作，从而使得产品数据在开发链中有序流动，形成数据流。是什么意思？

Development of product data objects is in the development chain of objects and its data carriers, as the continuous extension of the development chain, the product was also keep decomposition of the object as a child object and child objects, performed by the next-level members in the development chain development work, so as to make the product data in your development chain and orderly flow, forming the data stream.