“motion picture projector”的概念、定义、翻译、参考文献-科学参考

单词	motion picture projector
释义	motion picture projector Encyclopedia 工学照相与成像仪器释 motion picture projector电影放映机把胶片上记录的影像和声音，配合银幕和扩音机等还原出来的设备。
随便看	railway sound barrier railways passenger car equipment railway station railway station and terminal railway structural deformation survey railway subgrade engineering railway subgrade maintenance railway subgrade non-destructive detection railway switch transition equipment railway tank car railway tanker railway technical station railway terminal railway ticket railway timber transportation railway time synchronization network railway track railway track maintenance and renewal railway traction network railway traffic accident railway traffic capacity railway traffic control railway traffic hygiene quarantine railway traffic volume railway train traction calculation

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。