日本又骚又刺激的视频在线观看_羞羞视频在线观看免费_国产秀色在线www免费观看_欧美乱大交xxxxxbbb

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??????????: AL6063

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    ??? ??? ??????? ?????? ??? ??????? ??? ???????????? ??? ??????????? ??? ???????????? ???????????, ???? ??? ?? ????????? ???? 6063 ? 5 ?????????? ?????????, ?? ????????? ????? ????????? ??? ??? 98%, ?? ??? ???????????? ???????? ??? ??????, ????? ???????????, ????? ???????. ???????? ???? ?? ?????? ??????????????????.

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    ????????? ????? ??????? ?? ???? ??????????? ?????? ?????????? ?? ?? ???????????? ?????? 400 ??? 540 ° C. ?????? ??? 6063 ????? ???? ??????? ?? 470 ?? 500 ° C. ?? ????????? ???? ???? ?????????? ??? ?????? ???????????, ??????? ?? ???????????? ??? ?? ??????????? ??????????. ????? ???????????? ???? ???? ?????? ???????????.

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    6063 round bar

    ???? 1: 6063 ????????? ???? ?100 * 350 MM

    Natural gas environmental protection aluminum rod heating furnace

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    Electromagnetic mold heating furnace

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    1000 tons of high-precision profile extruder

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    Natural gas environmental protection aluminum aging  furnace

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    Double-rail type automatic sawing machine

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    "??????? 40,000 ?????????? ????? ??????? ??? ?? ??????????????? ?? ????? ???? ???? ??????????? ?????????, ?????? ??????, ????????????? ?????????? ??????????? ????????? ??? ????? ????????????? ???????? ?? ??????????? ????-?????????? ?????????? ??????????. ”

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    日本又骚又刺激的视频在线观看_羞羞视频在线观看免费_国产秀色在线www免费观看_欧美乱大交xxxxxbbb
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