Unverified88% confidenceDecision RuleTime unknown
帽檐宽度≥7cm才能有效遮挡面部和颈部，全脸防护需选择帽檐≥10cm或带360度环形檐（含后颈垂帘）的空顶/渔夫款
1
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88%
Confidence
Long-term
Relevance
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