Engineers try to assemble machine parts together. In order to search the machine to help save human labor.
ID: 1679666896
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- 大图:6044 × 4029 像素·51.17 cm × 34.11 cm·300dpi·JPG
- 中图:1000 × 667 像素·35.28 cm × 23.53 cm·72dpi·JPG
- 小图:500 × 334 像素·17.64 cm × 11.78 cm·72dpi·JPG