Unverified80% confidenceDecision RuleTime unknown
认准UTM/MGRS坐标格网印刷的地图,配合GPS或指北针可精确定位;仅有经纬度网格的地图野外快速定位效率低
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified选带UTM/MGRS网格坐标的地形图而非仅经纬度的图,UTM网格可直接与GPS设备读数对应、快速测距和报点,救援时报UTM坐标比经纬度更快定位87% similarUnverified采用GPS+北斗+基站多重定位,无卫星信号时可用基站辅助定位,但基站定位精度明显低于卫星定位80% similarUnverified内置GPS可向救援方提供精确定位坐标,相比无GPS的信标能显著缩小搜索范围79% similarUnverifiedGPS地图卡分为矢量地图(vector)和栅格地图(raster)两类,矢量地图占用容量小、支持无级缩放和路径规划,栅格地图(扫描版地形图)细节真实但缩放会模糊、无法自动算路,越野导航优先选矢量+等高线叠加77% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/140759API
curl https://kongchang.com/api/v1/knowledge/claims/140759MCP
get_claim(id=140759)