[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

超宽门洞(>90cm)需购买对应扩展片(extension),单块扩展片通常增加7-15cm,但每增加一块扩展片压力固定的稳定性会下降,超宽场景优先螺丝固定

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Long-term
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