“签名售书”的概念、定义、翻译、参考文献-科学参考

单词	签名售书
释义	签名售书 Encyclopedia 文学〔发行业务〕释 book signing for sale签名售书图书上市后，书店或出版社邀请图书的著者或译者现场在图书上签名，以促进图书销售的营销手段。
随便看	principal solution principal space principal spectrum principal sphere principal sphere of curvature principal square root principals' research leadership principal state model principal state of polarization principal's teaching leadership principal strain principal subgroup principal subgroup series principal submatrix principal submodule principal subspace principal surface principal symbol principal symbol sequence principal system principal tangent principal tangent bundle principal telescope principal term principal theorem

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。