| 安全生产基本知识 | |
| 1 |
43:20 458 |
| 2 |
50:00 476 |
| 3 |
50:00 412 |
| 4 |
53:20 446 |
| 5 |
26:40 472 |
| 6 |
46:40 433 |
| 7 |
43:20 355 |
| 8 |
43:20 481 |
| 9 |
46:40 432 |
| 10 |
01:06:40 400 |
| 11 |
50:00 446 |
| 12 |
50:00 416 |
| 专业相关基础知识 | |
| 13 |
58:20 548 |
| 14 |
28:20 420 |
| 15 |
31:40 442 |
| 16 |
40:00 486 |
| 17 |
56:40 454 |
| 18 |
26:40 461 |
| 19 |
45:00 446 |
| 20 |
13:20 410 |
| 21 |
01:08:20 444 |
| 22 |
36:40 472 |
门桥及汽车式起重机08