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| numerische Apertur (the product of the refractive index of the medium between the object and the lens and the sine of half the angle subtended by the lens diameter at the object); NA m (the product of the refractive index of the medium between the object and the lens and the sine of half the angle subtended by the lens diameter at the object) | |||
| numerische Apertur | |||
| Numerische Apertur | |||
| 英语 词库 | |||
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| NA | |||
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Numerical Aperture : 11 短语, 7 学科 |
| 信息技术 | 1 |
| 光学（物理学分支） | 2 |
| 天线和波导 | 2 |
| 微电子学 | 1 |
| 电子产品 | 3 |
| 行业 | 1 |
| 通讯 | 1 |