最后，我们使用面向对象程序设计的方式剖析和设计网络加密锁的服务程序。

At last, we use Object Oriented design program method to analyze and design the service routine of net software dog.

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基于面向对象剖析和设计来设计网络加密锁的服务程序是体系的核心部门。

The key part is that on the basis of Object Oriented analyze and design designs the service routine system of net software dog.

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设计中涉及到了硬件电路设计、软件程序开发以及加密算法设计等多学科知识，所设计的加密锁技术含量高、安全可靠，具有很高的使用价值。

Some knowledge of different courses have been used in this design, such as cryptology, electronics, program design etc. So this design is a integration of many techniques and it is valuable to use.

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