Unverified75% confidenceTradeoffTime unknown
轻量化与稳固性权衡：铝合金支架比塑料支架重50-100g但抗风振能力强，长期高速骑行选铝合金支架，纯城市低速代步可选全塑料一体式减重
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75%
Confidence
Long-term
Relevance
-
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