Stored in cool, dry and airproof.

密封、避光、干燥、阴凉处保存。

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Soft airproof main valve can obtain high airproof in the scope of over 95% lift pressure.

软密封的主阀瓣能在95%以上的开启压力范围内获得高密封度。

youdao

Soft airproof main valve can obtain high airproof in the scope of over 95% lift pressure.

软密封的主阀瓣能在95%以上的开启压力范围内获得高密封度。

youdao