The xsd:choice data type describes a structure in which only one of its child elements can be active or selected.
choice数据类型描述了这样一个结构，其中只有一个子元素可以是活动的或者可供选择。
Active fuzzy data model is studied based on relation data model. Following an introduction to active fuzzy database technology, the structure of active fuzzy database is analyzed.
在关系数据模型的基础上，对主动模糊数据模型进行了研究，介绍了主动模糊数据库技术，分析了主动模糊数据库的结构。
Through the observational data which was transmitted back to the ground by space telescopes, we have seen many kinds of the three-dimensional structure of the active phenomena in solar atmosphere.
通过空间卫星传回的数据资料，我们可以看到太阳活动丰富多彩的三维结构。
At the same time, database structure table of the active fault surveying project information system is implemented in detail according to the application of professional data models.
同时，详细地给出了应用此数据模型所建立的活断层探测项目信息系统空间数据库的库结构表。
The paper mostly introduces the application design and functional model of the active-standby switch along with relational data structure from software system design aspect for similar application.
文章主要从软件系统设计方面主备切换的具体实现方案，功能模块的划分以及相应的数据结构方面进行了综合讨论，为类似设计提供了参考。
This makes some of the work for the design of car body structure of active wheel electric vehicle in the future. It also gets some guidance data in use of magnesium alloy material for reference.
本文所作的一些工作为以后的轮毂式电动汽车的车身结构设计提供了一些参考，并在采用镁合金材料上得出一些指导性的数据供参考。
This makes some of the work for the design of car body structure of active wheel electric vehicle in the future. It also gets some guidance data in use of magnesium alloy material for reference.
本文所作的一些工作为以后的轮毂式电动汽车的车身结构设计提供了一些参考，并在采用镁合金材料上得出一些指导性的数据供参考。
应用推荐