Unverified75% confidenceFactTime unknown
玻璃纤维旗杆比全钢/铝合金旗杆更柔韧抗折，在高速行驶或大风中来回摆动而不永久变形，但直径需≥6mm才有足够回弹刚性；纯塑料旗杆低温易脆裂
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75%
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Long-term
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Unverified玻璃纤维（FRP）旗杆比全塑料杆耐风耐弯折，遭遇侧风或刮擦后能回弹不易永久变形；纯塑料杆在-5度以下易脆裂，北方冬季应避开纯PP材质79% similarUnverified防风稳固性与折叠收纳性矛盾：稳固款多用玻纤/铝合金粗支架，收纳后仍长达60cm+，追求极致便携的伞式款抗风能力弱72% similarUnverified抗风能力主要取决于支架而非篷布：铝合金杆径≥16mm或钢管支架配合地钉+风绳三角固定，才能扛5-6级风；纯天幕布无稳固支架遇风即翻72% similarUnverified支架式蚊帐防塌关键在支架材质：不锈钢管＞加厚玻璃纤维杆＞普通塑料杆，管径≥19mm的不锈钢支架承重稳定不晃动71% similarUnverified帽檐越宽防护越好但风大时易被吹翻遮挡视线，日常通勤选7-8cm软檐+定型钢丝可翻折即可，无需追求超大硬檐70% similar
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