“middle gray areas”的概念、定义、翻译、参考文献-科学参考

单词	middle gray areas
释义	middle gray areas Encyclopedia 艺术学摄影影调释 middle gray areas灰部摄影影像中的密度浓淡深浅介于亮部和暗部之间的部分，如黑白摄影画面中的灰色部分。
随便看	length of circumference length-of-day change of the earth length of delay length of exposure length of intervals length of iteration length of laminar jet flame length of lay length of life length of normal length of pendulum length of perpendiculars length of river length of sampling length of shot length of sleeper length of span length of stemming length of stroke length of tangent length of the chord length of the period length of the tropical year and length of the synodic month length of Weyl reflection length-preserving embedding

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。