登入選單
返回Google圖書搜尋
Basic Essentials Using GPS
註釋This pack-sized book is a guide to practical field use of the Global Positioning System for anyone whose play or work takes them to remote areas. Written in simple language, with each new term explained as it's used, this book is a wealth of useful backcountry navigation advice for beginners and experts alike. It also includes information on using GPS with the latest mapping software.