软件类别：教育教学\n\n,
软件授权：免费软件\n\n,
运行环境：ios\n\n,
软件语言：英语
\n\n,The app allows you to learn the basic knowledge of the main systems of measurement of angles and how to convert between them sexagesimal degrees, decimal degrees, grads, and radians.\n\n
下载地址：iTunes 或者AAP STORE 下载
