| 安全生产基本知识 | |
| 1 |
43:20 715 |
| 2 |
50:00 555 |
| 3 |
50:00 581 |
| 4 |
53:20 512 |
| 5 |
26:40 561 |
| 6 |
46:40 513 |
| 7 |
43:20 518 |
| 8 |
43:20 500 |
| 9 |
46:40 526 |
| 10 |
01:06:40 484 |
| 11 |
50:00 477 |
| 12 |
50:00 536 |
| 专业相关基础知识 | |
| 13 |
58:20 562 |
| 14 |
28:20 606 |
| 15 |
31:40 561 |
| 16 |
40:00 605 |
| 17 |
56:40 566 |
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26:40 582 |
| 19 |
45:00 564 |
| 20 |
13:20 575 |
| 21 |
01:08:20 566 |
| 22 |
36:40 569 |
门桥及汽车式起重机10