[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

层板跨度越大越容易下弯,宽度超过80cm的单层建议中间加立柱支撑或选加厚层板(钢≥1.0mm、木≥18mm),否则放重物必然弯曲

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get_claim(id=327297)