Unverified82% confidenceDecision RuleTime unknown
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
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82%
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Long-term
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