“primary source”的概念、定义、翻译、参考文献-科学参考

单词	primary source
释义	primary source Encyclopedia 管理学竞争情报源释 primary source直接情报源可以直接获取竞争情报的来源。 Physics 光学、声学光学 primary source原光源 primary source原光源^† Astronomy primary source本源
随便看	back-off system back-of-the-book index backpack dynamic planning backpacker tourism backpack of Lahu nationality backpaddle Back-Paschen effect backpitch backplan back plane backplane back pressure heat and power cogeneration back pressure test for gas well back pressure turbine backproject backprojection operator back propagation back-propagation back propagation algorithm back-propagation algorithm back propagation network back propagation neural network back-propagation neural network back propagation of errors network back propagation，BP

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。