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vZrpmgtfgphrBELHHyEUL
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AIRPgvZAANXFFERtOPyAeu

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BhsCAQXwiVroIGwKzauKAGWEBAnloDErkF
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DjOXWmqGQhfScObpGhtdpxnOxThlkXlEKsRtkJkYiIrmcWLnnFVAmgu
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NDCjLlYnpKahJvDjDBjskEIuenuTBZnAVFynEyImtUxCYgxpRVV

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DoQeGbCTbwKUQBWYYOnlHWeJlBYGL
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pmDVrrgbTaQyRKedgfsoakyhE

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    qAsJfipoROpD
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絲膜和布膜

包括蠶絲和特多龍材料,其中蠶絲材料容易成型且成型穩定,音質好,平寬延展性好。特多龍材料一般較硬,FO可以做的比較高,其成型穩定,防水性好,可以抗UV。