| 安全生产基本知识 | |
| 1 |
47:30 500 |
| 2 |
01:33:50 446 |
| 3 |
01:09:35 378 |
| 4 |
01:10:00 442 |
| 专业相关基础知识 | |
| 5 |
45:00 418 |
| 6 |
36:00 526 |
| 7 |
54:00 456 |
| 8 |
48:00 450 |
| 9 |
44:00 444 |
| 10 |
37:00 457 |
| 11 |
46:00 419 |
| 12 |
53:00 431 |
| 13 |
43:00 403 |
| 14 |
26:00 460 |
| 15 |
01:05:00 403 |
施工升降机司机05