Unverified90% confidenceDecision RuleTime unknown
选购热缩管时内径应为待包裹线缆直径的1.2-2倍,收缩后能收紧到线缆的即可;收缩比常见2:1,若接头处有明显膨大(如焊点、连接器)应选3:1或4:1的高收缩比款
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