Unverified80% confidenceDecision RuleTime unknown
伸缩杆材质优先选铝合金而非塑料节,铝合金杆伸至最长时不易下垂弯曲;塑料伸缩杆在1米以上会明显晃动导致掸头够不准
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80%
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Long-term
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Unverified折叠便携支架优先选铝合金材质:ABS塑料铰链在反复折叠约500-1000次后易松动导致支撑角度打滑,铝合金转轴阻尼寿命更长87% similarUnverified杆体材质选航空铝合金优于不锈钢或纯塑料:铝合金杆同长度下重量比不锈钢轻约40%,举高不易手酸;纯塑料杆在伸长至2米以上时会明显下垂弯曲87% similarUnverified拉杆看铝合金材质与档位设计,多节杆(3节以上)不如两节杆稳固;铝管越粗越抗弯,优选内置一体式铝杆而非外露螺丝固定款,后者易松动86% similarUnverified牵引绳锁扣优先选用铝合金或锌合金材质,避免塑料快挂扣;铝合金O型/D型扣拉力强度可达200kg以上,塑料扣长期使用会老化脆裂86% similarUnverified把柄材质选防滑橡胶或带菱形纹的,湿手操作不打滑;金属杆比塑料杆更耐用但重量大,长杆款用金属易疲劳,建议选铝合金轻量杆85% similar
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