“扇形”的概念、定义、翻译、参考文献-科学参考

单词	扇形
释义	扇形 Physics sector①扇形 ②象限 ③四分仪 Mathematics ＞拓扑学与几何学＞初等几何学＞释义 sector扇形 sector扇形^†
随便看	knowledge classification knowledge classification system knowledge collection knowledge commons knowledge communication Knowledge community knowledge community knowledge competence knowledge compilation knowledge conflict knowledge creation knowledge determinism knowledge diffusion knowledge-directed database knowledge discovery knowledge discovery from data knowledge discovery from data, KDD knowledge dissemination knowledge-driven decision support system knowledge economy knowledge editor knowledge element knowledge employee knowledge engineer knowledge engineering

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。