实验结果表明，同一种涂层中不同离子交换体对碳钢的腐蚀行为有不同影响，可以通过选择具有缓蚀作用的交换离子来改善涂层的防蚀性能。

The results shows that the different ion exchangers in the same ion-selective organic coating have different effect on the corrosion behavior of carbon steel.

youdao

在一个面向文档的操作中，在soap体中交换的XML文档不会有任何其他封装元素。

In a document Oriented operation, XML documents are exchanged within the SOAP body without any additional wrapping elements.

youdao

消息头用来交换非特定于应用负载(消息体)的相关信息，例如认证信息。

The header is used to exchange contextual information that is not specific to the application payload (the body), such as authentication information.

youdao