user-defined attribute meaning in English

用户定义属性

Extend tag functionality with user - defined attributes
通过用户定义的属性扩展标记的功能性
This user - defined attribute identifier is
此用户定义的属性标识符为
The following type library shows the addition of the user - defined attribute
以下类型库将显示如何添加此用户定义的属性。
The following type library representation shows the addition of the user - defined attribute
以下类型库表示形式将显示如何添加此用户定义的属性。
Custom attributes in visual basic custom attributes are user - defined attributes that provide additional information about program elements
自定义属性( attribute )是用户定义的属性( attribute ) ，它们提供有关程序元素的附加信息。