The second sealant divides into silicone sealant for doors and Windows and silicone structure sealant for curtain walls.
第二道密封胶分为主要用于门窗的硅酮密封胶和主要用于幕墙的硅酮结构胶。
The second sealant divides into silicone sealant for doors and Windows and silicone structure sealant for curtain walls.
第二道密封胶分为主要用于门窗的硅酮密封胶和主要用于幕墙的硅酮结构胶。
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