instance data node meaning in Chinese

实例数据节点

[ definition : an instance data node with associated constraints
[定义：联系着相关约束的实例数据结点。
[ definition : an internal tree representation of the values and state of all the instance data nodes associated with a particular form
[定义：与特定表单相联系的全部实例数据结点的值或状态的内部树型表示。
[ definition : a " binding " connects an instance data node to a form control or to a model item constraint by using a binding expression as a locater
[定义：通过将绑定表达式用作定位器， “绑定”将实例数据结点连接到表单控制或模型项目约束。
The following attributes define a binding between a form control or an action and an instance data node defined by an xpath expression
第一节点原则：当单节点绑定属性被用于长度大于1的节点集，起作用的是按照文档顺序，节点集中的第一个节点。