a difference in path length.
| 单词 | θ76709 |
| 释义 | the world > matter > physics > science of sound > sound-waves > [noun] > path followed by (3) path difference1900 a difference in path length. path length1900 the length of the path followed by a light ray, sound wave, etc., in travelling between one point and another (in the case of light usually after… Subcategories:— without impedance (1) |
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