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.

youdao

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.

youdao