[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

固定底座尺寸与螺孔数量影响稳定性:底座直径≥60mm、每个底座≥3个膨胀螺栓孔的扶手,抗侧向掰扯力明显优于双孔小底座,长杆(≥60cm)应选三点固定

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82%
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Long-term
Relevance
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