| 1 |
13:18 523 |
| 2 |
15:53 423 |
| 3 |
19:53 435 |
| 4 |
25:02 385 |
| 5 |
25:24 386 |
| 6 |
21:52 367 |
| 7 |
17:14 367 |
| 8 |
25:26 439 |
| 9 |
15:21 392 |
| 10 |
12:58 347 |
| 11 |
19:48 392 |
| 12 |
25:26 336 |
| 13 |
14:25 646 |
| 14 |
12:41 354 |
| 15 |
09:55 519 |
| 16 |
12:59 382 |
| 17 |
18:21 464 |
| 18 |
11:27 501 |
| 19 |
11:40 342 |
| 20 |
17:14 346 |
| 21 |
13:11 346 |
| 22 |
07:52 390 |
| 23 |
45:10 395 |
| 24 |
25:58 445 |
| 25 |
15:33 350 |
| 26 |
51:38 388 |
| 27 |
06:38 421 |
| 28 |
05:44 484 |
| 29 |
08:52 434 |
| 30 |
00:00 430 |
| 31 |
00:00 532 |
| 32 |
00:00 495 |
| 33 |
00:00 424 |
| 34 |
00:00 390 |
| 35 |
00:00 420 |
| 36 |
00:00 407 |
| 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) 00:00 518 |
| 38 |
00:00 451 |
| 39 |
00:00 466 |
| 40 |
00:00 437 |
| 41 |
00:00 367 |
钢材表面硬度检测及材料强度换算