TimeManage

PDF文件格式进行介绍，对正在进行PDF二次开发的人员有一定参考价值。(Specification of PDF File Format)

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Excel VBA脚本，里面全是例子，很全，很好。(Excel VBA)

DS1341-DS1342相关的参数介绍，型号非常完整(DS1341-DS1342-related parameters described, a very complete model)

是提供的一个图片管理程序；用户可以借助于该程序(Is to provide an image management procedures users can help the program)

北斗系统空间信号接口控制文件正式版。北斗系统基本服务性能如下：位置精度：平面 10米、高程10米；测速精度每秒0.2米；授时精度单向50纳秒；可提供双向高精度授时和短报文通信服务。通过广域差分和地基增强等手段，北斗系统服务 性能还可进一步提高，满足各类用户需求。(Official version of the the Beidou system space signal Interface Control Document. The Beidou system performance are as follows: position accuracy: plane 10 meters, 10 m elevation velocity accuracy of 0.2 meters per second timing accuracy of the one-way 50 nanoseconds provide two-way high-precision timing and short message communication service. By means of wide area differential and ground-based augmentation Beidou system performance can be further improved to meet the needs of all types of users.)

医疗器械注册管理办法 医疗器械行业相关法规和管理方法(Medical Device Registration)

说明：  学生学藉管理 系统：A simple student information management system.(Students through management system: A simple student information management system.)

API查询软件，允许自己修改，和添加，API函数比较全(API query software, allow themselves to modify, and add, API function is relatively full)

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