“非负象限”的概念、定义、翻译、参考文献-科学参考

单词	非负象限
释义	非负象限 nonnegative quadrant
随便看	campass window cam path camp bed Campbell bridge Campbell gauge Campbell's formula Campbell's ligament Campbells method Campbells theorem camp chair camper winding campesterol camp fire camp ground camphane campheechlor camphene camphenone camphidine methyl sulfate camphol camphorene camphoric acid camphoric anhydride camphorism camphor oil

科学参考收录了1248194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。