Because the soft film smallpox is a soft material, is to determine its shape according to the shape of the keel.
2
软膜天花是一种软性材料，是根据龙骨的形状来确定它的形状。
Because the soft film smallpox is a soft material, is to determine its shape according to the shape of the keel.
3
型保护条：采用PVC制成，紧扣在专用龙骨上以增加与天花软膜的接触面，保护并延长产品使用时间。
U type protection: made of PVC, is closely linked to the special keel to increase the contact surface with the smallpox soft film and extended product protection, the use of time.
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