“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	Quadtree quadtree quadtree index quail egg Quakers Qualification qualification administration in water conservancy construction industry qualification authentication of information consulting industry qualification framework qualification inflation qualification management of environmental impact assessment individuals qualification management of environmental impact assessment institutions qualification of road transportation qualification of surveying and mapping organization qualification research qualifications for a journalist qualifications for the background of candidates qualification system for publishing units qualification test qualification testing qualification testing for drivers of motor vehicles qualification库恩-塔克约束规格 qualificatory qualified coordination Qualified Domestic Institutional Investor

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。