“principal point”的概念、定义、翻译、参考文献-科学参考

单词	principal point
释义	principal point Encyclopedia 艺术学镜头参数释 principal point主点物方主平面和像方主平面各自与光轴的交点，分别称为物方主点和像方主点。物方主点和像方主点统称为主点。 Physics 光学、声学光学 principal point主点 principal point主点^† Mathematics principal point主点
随便看	foliage pinna foliage plant foliage top-dressing folial gap folial trace foliar absorption foliar application foliar fertilizer foliar injury symptoms by pollution foliated foliated bordism foliated cobordant foliated cobordism foliated F-bundle foliated manifold foliated space foliated structure foliation foliation leaf foliation on a manifold folic acid folic acid deficiency anemia folic acid nutrition folin-ciocalteu determination folinic acid

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。