| 1 |
00:00 366 |
| 2 |
00:00 368 |
| 3 |
00:00 423 |
| 4 |
00:00 433 |
| 5 |
00:00 365 |
| 6 |
00:00 369 |
| 7 |
00:00 361 |
| 8 |
00:00 337 |
| 9 |
00:00 324 |
| 10 |
00:00 365 |
| 11 |
00:00 312 |
| 12 |
00:00 314 |
| 13 |
00:00 326 |
| 14 |
00:00 298 |
| 15 |
00:00 399 |
金属材料里氏硬度试验