1275| 8
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請(qǐng)問(wèn)在車床中,進(jìn)給量是速度量綱吧,為何不叫“進(jìn)給速度”呢? |
點(diǎn)評(píng)
你沒(méi)看最近這家伙提出一大堆弱智問(wèn)題
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點(diǎn)評(píng)
樓主也不知道是從哪來(lái)的神仙
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點(diǎn)評(píng)
你是不是覺(jué)得當(dāng)吉祥物挺舒服
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