Such changes are typically hidden behind interface of a composite service, resulting in minimal or low impact to service consumers.

此类更改通常隐藏在组合服务的接口之后，其对服务使用者的影响很小甚至没有影响。

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By making small changes to the SCDL, it is easy to reorder or replace components or add in new functionality, enabling new mashups to be created. The SCDL for the Alerter Composite is as follows.

通过对SCDL进行小的改动，可方便地对组件进行重新排列或替换，或添加新功能，从而创建新Mashup。

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OBJECTIVE: to explore the role of the tube structure changes in Nitinol alloy composite artificial esophagus to prevent trachea cannula exodus.

目的：观察改变镍钛合金组合式人工食管的管体结构在防止脱管中的作用。

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