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15 Xyoo Kev Tsim Khoom

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  • Application examples of polyethylene (PE) pipes for water supply

    Daim ntawv thov piv txwv ntawm cov kav dej polyethylene (PE) rau dej

    Abstract Polyethylene (PE) hauv cov yas yas siab tau tsim sai hauv ntiaj teb no nyob rau xyoo tas los no. Kab lus no muab ntau qhov piv txwv ntawm kev siv cov kav dej polyethylene (PE) rau cov dej hauv cov dej xa dej rau cov phiaj xwm siv rau kev nthuav dav thiab kev thov. Polyethylene (PE) p ...
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