uniform brightness
| perfectly diffusing surface
| uniform brightness abbr. | |
| tech. | 均匀亮度; 等亮度 |
| perfectly diffusing surface abbr. | |
| tech. | 完全扩散面; 均匀扩散面 |
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| 均匀亮度; 等亮度 | |||
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uniform brightness : 3 phrases in 1 subject |
| Technology | 3 |