[KongchangAI]
Unverified75% confidenceDecision RuleTime unknown

笔帽密封结构比材质更重要:带内塞环(inner cap)的笔帽防干性远优于普通卡扣帽,长期不用(数月)仍能出墨,选购时看笔帽内部是否有二层密封圈

1
Sources
75%
Confidence
Long-term
Relevance
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get_claim(id=235191)