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51416㽭ҵѧаȫ߷ӳͼӹҵչлھٿ  ߹ɷΪϹ·ҵΨһҵչȻϩPVC-C·˼ǿϣBWFRP± ׹ܡPEȼ·ŵȲƷΪչƷ  ڼԾΪ½Ϲ·еáijɾͶԽӻ㱨  

Ƶǰ߷ӳͼӹпѧҵչijѵ㡢Եսչ̻̽  ̼塢̼к͡Ϣȫзý̽ƽ߷ӿƼɾ͵תƶ߷ӳͼӹҵݷչ˻ҹ̬չʵִǿתӵгҪ˼  

ƱԺʿѧ˼ԺʿԼԹȻѧίԱᡢ㽭ʡȻѧίԱᡢȫ69У16Ժ29ҵڳҵרѧ߹500Ҳ˻  

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