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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    ????????: https://www.instagram.com/cm_wh_metalplatecnc/

    ???? ??????? ????????? ????????: https://www.facebook.com/jianhong.su.501/

    ????? ??: https://www.linkedin.com/in/jenny-lau-0383b1120/

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    St.St. plate

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    Laser cut according to the engineering dwg

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    Film or coating in the dust-free shop, light exposure imaging

    ?????? 3: ???? ?? ???? ?? ???? ???? ?? ?????? ? ????? ??????? ?????

    Etching, ie, remove material by way of chemical reaction or physical corrosion

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    Industry oven, hi-temp, low-temp & constant temp.

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    Get deepened by etching once, and texture finish by twice etching, like snow grain.

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    Professional inspectors and packaging workers

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    Done in the dust-free shop, by professional workers and advanced equipment

    ?????? 6: ??? ??? ?? ???? ???? ?? ?????? ? ?????? ???? ??????? ?????? ??????

    Applied as precision etched parts for the electronic thin components for the aviation industry, machinery and chemical industry

    ?????? 9: ??? ??????? ?????? ?????? ???? ???????? ??????????? ??????? ?????? ??????? ??????? ????????? ?????????


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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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