Unverified82% confidenceDecision RuleTime unknown
慢回弹PU海绵耳塞需搓细后塞入耳道等待膨胀，膨胀回弹时间在10-15秒内的贴合度最好；回弹过快（＜5秒）易堵不严，回弹过慢（＞20秒）操作繁琐
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Unverified泡棉塞正确用法为捻细后塞入并按住15-30秒待其膨胀，若直接塞入未等膨胀，实际隔音会比标称NRR低5-10dB80% similarUnverified捏捏乐类（Squishy）的慢回弹时间在3-5秒为优质品，回弹过快说明发泡密度不足易开裂，回弹超过10秒则内部记忆棉过硬解压感差75% similarUnverified泡棉塞需搓细后塞入并按住15-20秒待其膨胀回弹才能达到标称降噪值，佩戴不到位实际降噪会衰减10dB以上74% similarUnverified耳温枪测温快（1~2秒）但需一次性耳套且操作角度影响读数，腋下笔式测温慢（传统30秒~1分钟，快速款约8~10秒）但更稳定；追求速度选耳温，追求性价比和稳定选腋下笔式74% similarUnverified音质与续航负相关：高增益+大电流推大耳机时续航常缩水至标称值的50-60%，标称15小时的机型推头戴耳机实际约7-8小时74% similar
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