这项发明是针对设备的膨胀，充气密封结构，如充气垫。
The invention is directed to a device for inflating and sealing an inflatable structure, such as inflatable cushions.
密封口透气垫片，是由PE垫片和高分子透气膜组成，完全达到透气不漏液的效果。
Breathability liner is composed of PE foam liner and macromolecule breathabiliy film. The function is can breathable and non-leakage.
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