“seed cleaning and separating machine”的概念、定义、翻译、参考文献-科学参考

单词	seed cleaning and separating machine
释义	seed cleaning and separating machine Encyclopedia 管理学种业释 seed cleaning and separating machine种子清选机械利用子粒和夹杂物在形状、尺寸、比重、表面特性和空气动力学特性等方面的差异，选出合格优良种子的机械。包括清种机和选种机。
随便看	primitive regular group primitive relation primitive religion primitive representation primitive representation space primitive right triangle primitive ring primitive root primitive root of unity primitive sculptures of China primitive semigroup primitive semiperfect number primitive sentence primitive septum transversum primitive sequence primitive set Primitive Society History primitive solution primitive statement primitive streak primitive subgroup primitive subsystem primitive term primitive transformation primitive vector

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