Unverified85% confidenceTradeoffTime unknown
稳定性与折叠便携性互相矛盾：铝合金折叠款便于收纳携带但薄底座重心高易晃动，实木/厚钢重底座稳但普遍3kg以上不适合频繁移动
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85%
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Unverified折叠便携性越好通常牺牲稳定性：铝合金折叠桌面支架收纳后仅口红大小但展开后重心高、承重差；固定式支架稳但无法携带89% similarUnverified拉杆选铝合金多节（3档以上高度调节），单杆比双杆晃动小、承重强，内嵌式拉杆比外置式更节省内部空间且不易勾坏行李85% similarUnverified独立支架的稳定性与便携相互矛盾：支架越稳固（钢管）越重，铝合金支架轻但承重和抗风能力下降83% similarUnverified极致轻量小巧便于随身携带，但铝合金卡扣在反复高负荷使用下可能出现滑移，固定力不如棘轮式或凸轮扣式捆绑带83% similarUnverified便携性与稳定性存在矛盾：超薄卡片式折叠支架（厚度<5mm）方便携带但只能提供单一角度且承重弱，多关节金属支架稳固可调但折叠后仍较厚重83% similar
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