Ecg background Heart rate graph. Ekg heart beat line monitor. Health care and Medical technology concept background. Digital signal wave
ID: 1987430663
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- 大图:5100 × 2400 像素·43.18 cm × 20.32 cm·300dpi·JPG
- 中图:1000 × 471 像素·35.28 cm × 16.62 cm·72dpi·JPG
- 小图:500 × 236 像素·17.64 cm × 8.33 cm·72dpi·JPG