雕刻的

The actual stress is not proportional to the bending moment.

实际上应力与弯矩不成正比。

They are ApplicationLayer+DB , ClientLayeH-ApplicationLayer and 3 Layers.Parts of a practical system? Resident Management Information System designment are given. IDCard Management % Approvement Management % Query Module are modued with UML and designed by modues brought forward. Some problems ecountered in system designment are analyzed and discussed and then above theories analyses are strengthened and unproved.

结合一个实际应用系统——常住人口信息系统，针对本人负责的部分子系统：身份证管理、审批管理、查询部分模块，使用UML对各子系统建模、选择应用层结构设计应用层、选择数据约束设计模式设计数据约束，使得上述技术应用到实践当中，并结合系统中出现的各种问题进行分析、探讨，提高、深化了前面的理论分析、设计。