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83 /4 " ХМ952XА 222.2 инчни челично тијело нафту Пдц поступак је ујео Пдц битни

нафтне пдц бургију АПИ стандарду, па бушење, професионални бургију, дијамант бургију, направљено у Кини бургију


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مع مصنع المهنية والإنتاجية، هاينيسين واحدة من الصين ثلاثة مرساة بت الشركات المصنعة الرائدة. مرحبا بكم في الجملة ثلاثة مرساة بت منا، لدينا دائماً من...
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