Study on application of GPS-PDA in land changing survey based on VRS technology
Gang Li · Agriculture Network Information · 2006
Firstly,the necessity of land changing survey and disadvantage of traditional land changing survey as well as the meaning of GPS-PDA in land changing survey are analysed.Secondly,the composition of system of VRS and the work theory of system are introduced.Thirdly,the function and the work procedure of the system by the support of VRS technology are narrated.Finally,the work procedure for whole system as well as its advantage are indicated with a practical example.