Construction of a new energy pipeline underway.The welding on the oil transmission pipeline in the field.Weld pipe joints made by manual arc welding.
ID: 1314546731
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- 大图:5769 × 3836 像素·48.84 cm × 32.48 cm·300dpi·JPG
- 中图:1000 × 665 像素·35.28 cm × 23.46 cm·72dpi·JPG
- 小图:500 × 333 像素·17.64 cm × 11.75 cm·72dpi·JPG