Unverified85% confidenceDecision RuleTime unknown
撑杆材质与直径决定稳固性：铝合金杆直径≥28mm或采用航空铝加粗节适合大风，普通铁杆重且易生锈，玻璃纤维杆便宜但受力后易爆裂，多风环境优先带地钉+风绳的全套配置
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