File:群遅延.svg
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![File:群遅延.svg](https://upload.wikimedia.org/wikipedia/commons/thumb/5/52/%E7%BE%A4%E9%81%85%E5%BB%B6.svg/330px-%E7%BE%A4%E9%81%85%E5%BB%B6.svg.png?20091004060701)
Size of this PNG preview of this SVG file: 330 × 240 pixels. Other resolutions: 640 × 465 pixels | 1,024 × 745 pixels | 1,280 × 931 pixels | 2,560 × 1,862 pixels.
Original file (SVG file, nominally 330 × 240 pixels, file size: 16 KB)