Unverified82% confidenceDecision RuleTime unknown
户外水域（河边/水库）警示带应选荧光橙或荧光黄配黑色斜纹相间设计，纯红色在傍晚水汽环境下辨识度会快速衰减，红黑或黄黑对比色在弱光下仍可保持50米外可见
1
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82%
Confidence
Long-term
Relevance
-
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Unverified颜色醒目度与孩子喜好常冲突：荧光橙/亮黄/亮红在水面能见度最高，深蓝/黑/迷彩色落水后极难被搜救发现。安全场景应牺牲外观选高对比亮色，可加反光条提升傍晚可视性77% similarUnverified颜色选择荧光橙、荧光黄或荧光绿，在水面、白浪和昏暗环境下可视度最高；避免蓝色、黑色等在水中难以辨识的深色绳，落水者难以发现抓取77% similarUnverified颜色可视性权衡：荧光橙/亮黄在海水和阴天可视性最佳，是救援首选；带反光条能提升夜间/黄昏搜救效率。深蓝、绿色等虽好看但在水中难辨识，落水后不利于快速定位77% similarUnverified颜色可视性权衡：荧光橙/荧光黄比蓝色、绿色在水面更易被搜救发现，深色卡通图案虽美观但落水后可视性差，海上/开阔水域优先选高对比荧光色并带反光条75% similarUnverified颜色优先选择高可视橙红或荧光黄，避免蓝色、绿色等与水面接近的颜色，落水时救援可视距离可差3倍以上75% similar
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