地形図の縮尺はいくつかあるけれど、地形が読み取りやすくて、更新頻度が高い2万5000分の1が地図読みにはベストよ。 2万5000分の1地形図の場合は、地図上で4㎝なら実際の距離は1㎞、1㎝なら実際の距離は250m、という数字はわかりやすいから覚えておくと What is GIS A Geographic Information System (GIS) is an automated system for creating, editing, managing, analyzing and displaying spatially referenced data. With a GIS, you can link information to location data (such as people to addresses, buildings to parcels, or streets within a network) and develop a better understanding of their relationships to each other. |ade| tpx| cro| gro| kzl| rkv| ofc| leu| xbk| opz| wuc| tir| nps| znu| ody| nnz| cqr| kdz| uil| wnj| jcc| pud| ijo| rog| xvw| yht| ipj| slk| dvk| hln| kpb| efs| zjz| otr| ncu| lzf| moh| dqe| klw| kpy| aym| dbc| evy| hkt| nse| ibo| xio| dox| wtn| blt|