“全国英语等级考试”的概念、定义、翻译、参考文献-科学参考

单词	全国英语等级考试
释义	全国英语等级考试 Encyclopedia 文学〔英语考试〕释 Public English Test System；PETS全国英语等级考试中国教育部主管的一项全国性标准化社会性考试。
随便看	compaction ratio compact kernel compact kernel distribution compact lattice element compact leaf compact Lie algebra compact Lie group compact linear operator compactly convergent sequence compactly embedded subalgebra compactly generated group compactly generated lattice compactly generated space compactly generated topology compactly supported compact machinery compact manifold compact mapping compact measure compact metric space compact module compact morphism compact nebula compactness compactness condition

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。