“dual operation”的概念、定义、翻译、参考文献-科学参考

单词	dual operation
释义	dual operation [¦dül äp·ǝ`rā·shǝn] ^MATHEMATICS In projective geometry, an operation that is obtained from a given operation by replacing points with lines, lines with points, the drawing of a line through a point with the marking of a point on a line, and so forth.
随便看	Linde copper sweetening Linde drill Lindelöf space Lindelöf theorem Lindemann electrometer Lindemann glass Lindemann theory linden Linde process Linde's rule lindgrenite L indicator lindstromite LINE line linea alba lineage lineage structure lineament line-and-staff organization line and trunk group linear linear accelerator linear accelerator breeder linear accelerator-driven reactor

科学参考收录了103327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。