“简单机械”的概念、定义、翻译、参考文献-科学参考

单词	简单机械
释义	简单机械 Encyclopedia 理学静力学释 simple machinery简单机械人类在劳动实践中最早创造的结构简单的机械，包括杠杆、滑轮、斜面、螺旋、尖劈等。
随便看	amine amine methylation reaction amine oxide amine oxide and its derivatives amine precursor uptake and decarboxylation system amine process amine salt type cationic surfactant Amin Maalouf -amino-3-phenylpropionic acid amino acid amino acid additive amino acid analyzer amino acid balance pattern amino acid derivative amino acid feed additives amino acid fermentation amino acid metabolism amino acid metabolite amino acid neurotransmitter amino acid nutrition amino acid pathway amino acid pattern Amino-acid Racemization Dating amino acid residue amino acids

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