“照相天顶筒”的概念、定义、翻译、参考文献-科学参考

单词	照相天顶筒
释义	照相天顶筒 Encyclopedia 理学照相天顶筒释 photographic zenith tube照相天顶筒测量世界时和纬度的仪器。 Astronomy 全称：photographic zenith tube。缩写：PZT照相天顶筒
随便看	chain reaction chain reaction of nuclear fission chainreactor chain recurrence chain recurrent point chain recurrent set chain referral sampling chain rigidity chain ring chain rule chain sampling inspection chain saw chain scheduling chain scission degradation chain segment chain semi flexibility chain semi-flexibility chain shift chain shuttling polymerization chain sorter chain space chain statistics chain stitch sewing machine chain-store paradox chain structure

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。