“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	water transportation to the capital water transport engineering construction positioning survey water transport engineering survey water transport planning water treatment chemicals water treatment membrane water treatment plant water treatment plant production capacity water treatment process water treatment system water treatment unit for liquefaction process water tube boiler water tube boiler of single drum horizontal type water tube boiler of single drum vertical type water tunnel water use benefit water use control water use efficiency water use investigation water use norm water user association water-use right water vacuum tank water value of a calorimeter water valve

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。