在这个图中，外面的蓝色椭圆表示一个DB 2数据库服务器。
The blue outer oval in the diagram represents a DB2 database server.
为防止电子现金重复花费和数据库记录无限制的膨胀问题，改进了现有的利用椭圆曲线密码系统构造的离线电子现金系统。
To prevent e-cash from double-spending and unlimited increase in the records of databases, an improved offline e-cash system based on elliptic curve cryptography was proposed.
基于滑动轴承油膜力数据库的连续性分析，建立了椭圆轴承非线性油膜力的神经网络计算模型。
Based on continuity analysis of oilfilm force databases of hydrodynamic bearings, neural network model of nonlinear oilfilm forces of elliptical bearings is developed.
基于滑动轴承油膜力数据库的连续性分析，建立了椭圆轴承非线性油膜力的神经网络计算模型。
Based on continuity analysis of oilfilm force databases of hydrodynamic bearings, neural network model of nonlinear oilfilm forces of elliptical bearings is developed.
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