“directed number”的概念、定义、翻译、参考文献-科学参考

单词	directed number
释义	directed number [dǝ`rek·tǝd `nǝm·bǝr] ^MATHEMATICS A number together with a sign.
随便看	printing calculator printing element printing ink printing press printing-telegraph code printing telegraphy print member printout printout paper print position print processes print queue print server printthrough print train print wheel prion Prioniodidae Prioniodinidae prionodont prior-art search priorite priority-arbitration circuit priority indicator priority interrupt

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。