1130| 7
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棉花的機械化采收率超80% |
點評
是啊,這種開發有意義。比修那些沒幾輛車跑的高速公路更值。
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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