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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    ???????? uminum??????????, ???????, ?????????? ???????????, ????????????? ????????, ?????????? ???? ??????? 4% ?????? ????? ?????.

    ??????????????? ??????????????, ??????????? ????????????? ??? ??????? ??? ??? ?? ??????? ??? ????? ???, ??????????????? ???? ?????? ???? ????? ??? ??????? ????????? ?????????? ??? ???????? ???????????? ?????? ??????? ???????? ?????. ???????, ???????????? ??????? ?????? ???????? ?????. ????????? ??? ???????? ????. ?????????????, ?????? uminum?????????? ??????? ????? ??????? 7.7% ?????? ????? ???? ?????? ??????? ??????? ???????? ??? ????. ?????? ?????????????????? ??????????? ??????? ??????? 0.02 ?? / ???????? ????? ???? ?????? ?????? ??????? ????? ??? ????? ???? ?????. ??????? ???????????? ????? ????? ????. ?? ????????? ???? ????????? ??????????? ??????? ?????? ?????????? acid??? ??????????? ?????? ???? ?????? ???? ?? ??????? ????? ????? ????. ?????? ???????????? ??????? ??????? ??????? 0.8% ?????? ????? ???? ?????? ??????? ????? ??? ?????? ????, ??? ?????? ????????? ??? ????? ?????? ??? ????.

    ???????? ????????????? ????????? ????????? ???? ??????? ???, ???? ????????? al?????????? ??????? ?????? ??? ??? ???????????? ????? ???? ????. 5 ????? ?????????? ????? ???????? ??????? ??????? ????? ???, ?????? ?? ????????? ??? ???????? ???? ?????????? ????? ?????.????? ???????????? ??? ??????? ?????? ???????????? ????? ??????? ????????? ??? ?????????? ???? ?????????? ?????? ??? ?????, ???????? ???? ??????? ????????????, ????. ????????? ??? ?????????????? 1 ~ 2 ???????? ????? ????????????? ??? ??-????????? ????????? al?????????? ????.

    ????? ?????????? (??????? ???? ???????? ?????????) ?????????? ???????? ???? ?????????? ?????????? ???? ???? ????, ????? ?????? ?????????? ??? ???????? ????????????? ????? ???! ????? ?????, ?????? ?????! ???????: ?????????????, ???????? ?????, ???? ?. ??????? ?????? ???? ?????!

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    St.St. plate

    ??? 1: ????. ?????

    Laser cut according to the engineering dwg

    ??? 2: ????????????????? ???? ??

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

    ??? 3: ??? ???? ??????? ????? ????? ??????, ???? ???????? ???????

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

    ??? 4: ??????, ??????? ???????? ????????? ????? ????? ????????? ???????? ??????? ????

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

    ??? 7: ????????? ?????, ???-?????, ??-????? ??? ????? ?????.

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

    ?????:: ???? ?????? ???? ???? ???? ??? ????????? ????????????? ????? ????? ???? ??? ????? ???.

    Professional inspectors and packaging workers

    ??? 8: ?????????? ???????? ??? ???????? ??????

    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: ????? ??????, ???????????? ??? ???????? ??????????? ???????????? ???? ????????? ???????????? ???????? ??? ?????? ????

    “?????? 40,000 ???? ???? ??????????? ?????? ???? ???????????? ????????????, ???? ???????, ???? ???????????? ???????? ???? ????-???????????? ??????????? ?????? ???? ?????????? ???? ?????????? ?????????? ???????? ???. ”

    - WEIHUA

    http://www.jaqwmw.com/metal-badgealuminum-name-platesscaleplate-products/


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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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