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﹝古代农业机械﹞
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winnower
扇车
古代发明的用扇风的方式清除谷物中颖壳、灰糠及瘪粒的农具。又称风车、飏(扬)扇、扬谷器、扬车。
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real prime divisor
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Real Right Law of the People's Republic of China
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