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兩種設(shè)計(jì),,哪種加工方式便宜,? |
評(píng)分
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點(diǎn)評(píng)
贊同!實(shí)在不行螺紋連接
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點(diǎn)評(píng)
贊同
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點(diǎn)評(píng)
樓主的思維和設(shè)計(jì)都很奇特。
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