| 1 |
13:18 487 |
| 2 |
15:53 395 |
| 3 |
19:53 413 |
| 4 |
25:02 359 |
| 5 |
25:24 364 |
| 6 |
21:52 346 |
| 7 |
17:14 343 |
| 8 |
25:26 413 |
| 9 |
15:21 361 |
| 10 |
12:58 315 |
| 11 |
19:48 367 |
| 12 |
25:26 316 |
| 13 |
14:25 593 |
| 14 |
12:41 336 |
| 15 |
09:55 485 |
| 16 |
12:59 354 |
| 17 |
18:21 435 |
| 18 |
11:27 479 |
| 19 |
11:40 320 |
| 20 |
17:14 321 |
| 21 |
13:11 318 |
| 22 |
07:52 362 |
| 23 |
45:10 369 |
| 24 |
25:58 422 |
| 25 |
15:33 322 |
| 26 |
51:38 358 |
| 27 |
06:38 394 |
| 28 |
05:44 449 |
| 29 |
08:52 411 |
| 30 |
00:00 411 |
| 31 |
00:00 501 |
| 32 |
00:00 467 |
| 33 |
00:00 395 |
| 34 |
00:00 367 |
| 35 |
00:00 390 |
| 36 |
00:00 383 |
| 37 |
钢结构用钢材拉伸性能试验(屈服强度、抗拉强度、断后伸长率、断面收缩率) 00:00 480 |
| 38 |
00:00 425 |
| 39 |
00:00 435 |
| 40 |
00:00 411 |
| 41 |
00:00 343 |
磁粉检测磁痕显示分析(二)