弯曲半径
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线缆可弯曲而不损坏内部导体或降低性能的最小曲率。
过度弯曲线缆可能损坏内部线路或降低屏蔽效果。一般规则:数据线缆的最小弯曲半径是线缆直径的4倍。光纤线缆特别敏感——超过弯曲半径会造成光泄漏和信号损失。