| 单词 | threshold illuminance |
| 释义 | threshold illuminance [`thresh´hōld i`lü·mǝ·nǝns] OPTICS The lowest value of illuminance which the eye is capable of detecting under specified conditions of background luminance and degree of dark adaptation of the eye. Also known as flux density threshold. |
| 随便看 |
|
科学参考收录了103327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。