n. imporosity
misc. gas tightness
所述连接体具有高的不透气性以及尺寸稳定性。
The interconnector has a high impermeability to gas and dimensional stability.
而且，本实用新型的复合絮片直接在透气性底布上镀金属膜，省去不透气的薄膜，因而具有良好的透气、透湿性能。
In addition, the metal film is directly plated on the air permeable base cloth to save an airtight thin film, thereby having fine air permeable and moisture permeable properties.
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