一个电子警察查询系统源码，供大家参考！ 希望大家能把它完善！-An electronic police inquiry system source code, for your reference! Hope that we can improve it!

根据经度纬度时区计算太阳的升起和日落时间 在电子警察项目开发过程中用于白天夜晚的判断。-Calculated according to the time zone latitude longitude of the sun and sunset time, the project development process electronic police during the day and night for the judge.

利用vb编程语言进行的界面设计，主要实现电子警察拍照的管理系统。程序详细，验证正确-Using vb programming language interface design, the main implementation the pictures of the electronic police management system. Program in detail, verify correct