These Tutorials will guide you, step by step, trough some of the most important functions of Astrometrica. By following these examples you will learn what the software can do, and how to use these capabilites. Simply follow the instructions in the tutorials step by step.
本指南将教你一步步地学习本软件的最重要的一些功能，通过学习这些例子，你将了解到本软件可以干什么，如何使用这些功能等等。
Note: By default, the software is configured to use the USNO-B1.0 star catalogue, downloaded online trough the Internet, for the Tutorials. Please change the selection in the Program Settings if you have another star catalog supported by Astrometrica on hard disk, CD or DVD that you may want to use.
注释：对于本指南，软件默认使用的是从INTERNET下载的USNO-B1.0星表，你可以通过改变程序设置来使用硬盘、CD、DVD形式的针对本软件的其他星表。
After you have finished these tutorials, you may want to experiment with different program settings on these examples. This will help you to see how the program reacts on these changes. Afterwards, you may want to change the program settings to work with your own images. It may take some time and several attempts to get the program to work properly with your images, so please be patient.
在学习完本指南后，你也可以实验设置不同的程序设置，来体会各种不同的作用和功能，然后，你就可以用本软件来处理你自己的图片。当然也许在使用时会碰到一些困难，希望你有耐心去克服它们。