“取景物镜”的概念、定义、翻译、参考文献-科学参考

单词	取景物镜
释义	取景物镜 Encyclopedia 艺术学取景器释 viewfinder objective lens取景物镜在光学取景器中，靠近被摄景物一方，能把被摄景物投射来的光线结成供取景用光学影像的光学系统，称为取景物镜。
随便看	lower semicontinuous function lower semi continuous hull lower semi-continuous hull lower semicontinuous hull lower semicontinuous mapping lower semicontinuous partition lower semicontinuous regularization lower semi-lattice lower semi-modular lattice lower semi strictly diagonally dominant matrix lower semi-strictly diagonally dominant matrix lower separation axiom lower series lower set lower singular exponent lower solution lower solution; subsolution lower strong derivative lower subsemilattice lower sum lower surface lower topological limit lower transit lower triangular group lower triangular matrix

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。