Unverified80% confidenceTradeoffTime unknown
冰川眼镜追求轻量便携（框架多为20-30g）但侧防护和贴脸性弱；封闭式护目镜防护密封好但重量80-120g且体积大不便携，混合选择：单日晴天用冰川眼镜，风雪多日行程用护目镜
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80%
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Long-term
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