| 安全生产基本知识 | |
| 1 |
47:30 280 |
| 2 |
01:33:50 244 |
| 3 |
01:09:35 288 |
| 4 |
01:10:00 230 |
| 专业相关基础知识 | |
| 5 |
46:00 245 |
| 6 |
53:00 240 |
| 7 |
43:00 226 |
| 8 |
26:00 239 |
| 9 |
01:05:00 231 |
| 10 |
45:00 357 |
| 11 |
36:00 261 |
| 12 |
54:00 280 |
| 13 |
48:00 260 |
| 14 |
44:00 278 |
| 15 |
37:00 312 |
施工升降机司机05