Unverified78% confidenceFactTime unknown
盖体壁厚是耐压核心，普通盖壁厚约1.5-2mm，加厚耐压款达3mm以上；判断方法是按压盖中心，回弹快无明显下陷的为合格耐压盖
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78%
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Long-term
Relevance
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