You should generally leave the default, which allows the validator to check the conformance of MIME (SOAP with Attachments) bindings in the WSDL, in addition to regular SOAP bindings.

通常，您应保留缺省值，除常规 SOAP 绑定外，该缺省值还允许验证器检查 WSDL 中 MIME（带附件的 SOAP）绑定的遵从性。

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The SOAP messaging protocol allows you to send MIME attachments via SOAP messages.

SOAP 消息传递协议使您能够通过 SOAP 消息来发送 MIME 附件。

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An enhanced Attachments dialog box allows access to Windows-based places, for example, My Documents, Desktop, or My Computer (Windows only).

增强的Attachments对话框允许访问基于Windows的位置，例如，我的文档、桌面或我的电脑(仅针对Windows)。

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The new Craftsman Bolt-On tool system allows do-it-yourselfers (DIYers) to save space with nine interchangeable attachments that connect to the handheld rechargeable base.

FORBES: Connect

Clarke offered few details, but he said the technology relies on a second processor and an embedded Linux system that allows users to bypass Windows to surf the Web, check e-mail and calendar, and view attachments the moment users flip up a laptop's lid.

FORBES: Magazine Article