“modern nonferrous metals industry in China”的概念、定义、翻译、参考文献-科学参考

单词	modern nonferrous metals industry in China
释义	modern nonferrous metals industry in China Encyclopedia 工学﹝冶金工业﹞释 modern nonferrous metals industry in China中国近代有色金属工业从1840年鸦片战争到1949年中华人民共和国成立前的有色金属工业在急剧变化的历史时期中发展，经历了由手工业小生产到机器工业大生产，由传统技术到近代有色金属工业技术的转变过程。
随便看	plant growth promoting bacteria,PGPB plant growth promoting rhizobacteria plant growth-promoting rhizobacteria，PGPR plant growth prompting fung plant growth regulator plant growth substance plant habitat microbes plant-herbivore interaction Plant Holly planthoppers plant hormones plant immune activator planting planting and breeding in paddy planting arrangement of fruit trees planting density planting engineering of landscape architecture planting in rows planting machinery planting non-point source pollution planting production statistics planting season planting soil planting spacing planting system

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。