[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

户外徒步/登山场景优先选择带等高线的地形图(如OpenTopoMap或Garmin Topo系列),等高线间距≤20m才能有效判断坡度和地形陡缓,间距50m以上仅适合概览

1
Sources
88%
Confidence
Long-term
Relevance
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First Seen

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