“mechniques of ploughing,harrowing and leveling”的概念、定义、翻译、参考文献-科学参考

单词	mechniques of ploughing,harrowing and leveling
释义	mechniques of ploughing,harrowing and leveling Encyclopedia 理学古代耕作技术释 mechniques of ploughing,harrowing and leveling耕耙耱中国北方旱地一项配套的土壤耕作技术体系。
随便看	fish farming vessel fish fecundity fish feeding fish feeding intensity fish feeding migration fish feeding rhythms fish fillets fish finder fishfinder fish food coefficient fish freshness inspection fish friendly hydroturbine fish fullness fish galvanotaxis fish genital gland indices fishgrading machine fish graph fish growth equation fish growth pattern fish growth rate fish gutting machine fish gynogenesis fish headcutter fish head kidney fish hypoxia adaptation

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