Maintenance engineer testing medium voltage switchgear and bay control unit. Relay protection system
ID: 1008483676
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- 大图:3709 × 2468 像素·31.4 cm × 20.9 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