“The United States of America National Park System”的概念、定义、翻译、参考文献-科学参考

单词	The United States of America National Park System
释义	The United States of America National Park System Encyclopedia 工学〔外国国家公园〕释 The United States of America National Park System美国国家公园系统美国政府为保存自然环境而设置的地区的总和。
随便看	chemical additives injection system chemical admixture chemical adsorption chemical adsorption on mineral surface chemical affinity chemical affinity theory chemical analysis chemical analysis for pharmaceutics chemical analysis for uranium content of uranium ore chemical analytical sampling chemical and pharmaceutical technology chemical artificial intelligence and expert system chemical balance chemical battery chemical beam epitaxy chemical biology chemical biology technology chemical biosensor chemical biotechnology chemical block chemical bond chemical bonding chemical burn chemical business enterprise chemical capital project management

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。