Public presentations of the speakers during the training. Work with the board for presentations.
ID: 396030049
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- 大图:5451 × 3617 像素·46.15 cm × 30.62 cm·300dpi·JPG
- 中图:1000 × 664 像素·35.28 cm × 23.42 cm·72dpi·JPG
- 小图:500 × 332 像素·17.64 cm × 11.71 cm·72dpi·JPG