It simply contains the taskattribute, which specifies the ID of the task or task group that must be completed before starting this task or task group.
该元素仅包含task属性，该属性指定了必须在启动该任务或任务组前完成的任务或任务组的ID。
2
The flexible assignment model of maintenance resource based on support task was set up according to the maintenance resource of equipment safeguard, predict and taskattribute description.
根据装备保障维修资源、预计和任务属性描述，建立基于保障任务的维修资源柔性分配模型。
3
An important compilation task is to convert attribute value templates into an efficient structure for evaluation at run time.