“perspective pencil”的概念、定义、翻译、参考文献-科学参考

单词	perspective pencil
释义	perspective pencil Mathematics perspective pencil透视束
随便看	Jin Yuelin Academic Foundation Jin Yueshi Jin Yufu Jin Yugan Jin Yun Jinyun County Museum Jin Yun Qiao Jin Yunqing Jinyun Shan Jinzhai Jinzhai Revolutionary Museum Jinzhai Tianma nature reserve Jinzhai Xian Jin Zhanpeng Jin Zhaofan Jin Zhaoyan jin zhen fu Jin Zhenmin jin zhen xue ge Jin Zhong Jin Zhonghua Jinzhong Shi Jin Zhongsun Jinzhong Xianqiang opera Jinzhou Gaoxin Jishu Chanye Kaifaqu

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。