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準(zhǔn)備設(shè)計(jì)一個(gè)收糧機(jī),,解決農(nóng)村打谷場篩糧時(shí)的收糧問題 |
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點(diǎn)評(píng)
額,,怎么把喝完啤酒的箱子也擺出來了?前一段時(shí)間真是在酒里泡著,,中午四瓶,,晚上三瓶到四瓶。
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點(diǎn)評(píng)
查詢了下,,沙克龍是除塵的,估計(jì)也能做到顆粒分離,。
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