减少空气对流，热源在封入物里面减到最小。
To reduce air convection, heat sources inside the enclosure are minimized.
我们的公司有各种各样的阵雨封入物提供您以最新的设计和特点。
Our company has a wide range of shower enclosures providing you with latest designs and features.
通常，这些代表耳机封入物其他音响或机械共鸣，并且应该较小。
Generally, these represent other acoustic or mechanical resonances of headphone enclosures and should be minor.
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