“减焦距镜”的概念、定义、翻译、参考文献-科学参考

单词	减焦距镜
释义	减焦距镜 Encyclopedia 艺术学特殊效果镜释 wide converter减焦距镜安装在摄影镜头光路中，可使该摄影镜头的焦距值成倍率（如0.42×、0.7×）缩小的附属镜。为倍率镜的一种。又称减倍镜、广角附加镜。
随便看	design of binding and layout for series design of boiler make-up water treatment system design of calibration experiment design of concrete durability design of cultural and creative product design of deeply-buried underground structures design of drug synthesis route Design of Embedded Single Case Study design of equating design of experiment design-of-experiment analysis design of experiments design of gas turbine power plant design of geological hazard prevention design of household appliances design of household products design of hydraulic structures design of integral structures design of layered structures Design of mechanical product design of mineral processing indexes design of mineral processing parameters design of mixture experiments design of muti-stage axial compressor design of protective engineering

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。