| 1 |
00:00 267 |
| 2 |
00:00 254 |
| 3 |
00:00 297 |
| 4 |
00:00 326 |
| 5 |
00:00 261 |
| 6 |
00:00 271 |
| 7 |
00:00 253 |
| 8 |
00:00 242 |
| 9 |
00:00 244 |
| 10 |
00:00 252 |
| 11 |
00:00 218 |
| 12 |
00:00 220 |
| 13 |
00:00 225 |
| 14 |
00:00 204 |
| 15 |
00:00 287 |
焊缝磁粉无损检测