1180| 6
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圓弧反折彎~~~~~~···. |
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點(diǎn)評(píng)
( ,。ớ ₃ờ)ھ是不是在折彎處先把圓弧壓平�,。�
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點(diǎn)評(píng)
(,,•́.•̀,,)一次成型�,�,?,,把平板一次壓成圓弧和反彎!,?
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