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ҫʱ | ܵѡ2022-2023ϺסլɹҵƷѡ¼

Ϻк޽ҵЭṫ2022-2023ϺסլɹҵƷѡ¼ ޽ˮӲϩPVC-Uܲļܼ޽Ӳϩˮܲļܼˮþ۱ϩPP-Rܲļܼ޽þԵ繤׹ܼˮӲϩPVCܲļܼ8ƷֳѡܵƷ¼ Ϊܵ¼ѡƷĹ˾ 

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Ϊڹܵҵ ƷֹΪȫIJƷ ϯ7000ֲƷĹܲġܼŲƷ Ϊסլṩȫƻܵƻ ˮ硢ǧ ռ ġ 

Ķ һסլ롰䡱 ϻסլʩӰסĵı㵱 ᱬص徲  Ч徲ʵʱϾסլɹ Ϊҹϸᶼ޷ֹ⡣ 

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