“牛皮纸”的概念、定义、翻译、参考文献-科学参考

单词	牛皮纸
释义	牛皮纸 Encyclopedia 工学纸释 kraft paper牛皮纸一种高级包装纸。因其纸面色泽呈黄褐色，质地坚韧，宛若牛皮而得名。
随便看	proton capture proton charge radius proton collider proton condition proton condition; proton balance proton conduction mechanism proton conductor proton decay proton-deficient isotope proton-deficient nuclide Proton D family upper stage proton distribution proton donor proton drip line proton drip-line proto-nebula proton-electron-proton reaction protonema proton emission protonephridium proton event proton exchange membrane proton-exchange membrane proton exchange membrane fuel cell proton exchange membrane fuel cell (PEMFC)

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。