logical independence造句

distributed database technology is the integration of database technology and computer network technology . apart from the characteristics of centralized database such as data logical independence and physical independence, it has its own unique characteristics such as distributed independence of data . it has to consider not only the self-government of local places, but also the logical integrity of the whole database
分布式数据库技术是数据库技术和计算机网络技术的结合，它除了具有集中式数据库所具有的特点外，还具有它自己独有的特点：它不但要考虑局部场地的自治，而且要解决全局数据库的逻辑整体性；它除了具有集中式数据库所具有的数据逻辑独立性和物理独立性，还具有数据的分布独立性。
It's difficult to find logical independence in a sentence. 用logical independence造句挺难的