Unverified85% confidenceDecision RuleTime unknown
关节球体材质是核心分水岭：纯塑料关节反复弯曲后易松弛打滑，橡胶包裹金属骨架的关节抓握力和寿命显著更好，承重相机务必选金属内芯款
1
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85%
Confidence
Long-term
Relevance
-
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