“幻灯机”的概念、定义、翻译、参考文献-科学参考

单词	幻灯机
释义	幻灯机 Encyclopedia 理学〔光学仪器〕释 slide projector幻灯机一种透射式投影设备。用光学方法将幻灯片投射到银幕上观看，由光学系统、机械和控制机构、散热装置组成。幻灯片通常用135规格的彩色反转片或黑白负片翻制成的正片。
随便看	relative variance relative vector relative velocity relative viscosity relative visibility curve relative visibility factor relative volatility relative wage advantage relative warmth index relative ε-entropy relativism relativistic relativistically expanding source relativistic astrophysics relativistic backward wave tube relativistic beaming relativistic blurring relativistic bremsstrahlung relativistic celestial mechanics relativistic continuity equation relativistic correction relativistic cosmology relativistic covariance relativistic covariant relativistic deflection of light

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。