| 安全生产基本知识 | |
| 1 |
36:15 630 |
| 2 |
43:52 432 |
| 3 |
40:33 391 |
| 4 |
41:54 386 |
| 5 |
54:29 402 |
| 6 |
40:52 348 |
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57:17 372 |
| 8 |
35:20 350 |
| 9 |
45:07 393 |
| 10 |
45:43 399 |
| 11 |
45:03 376 |
| 12 |
46:07 381 |
| 专业相关基础知识 | |
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01:03:54 360 |
| 14 |
49:48 402 |
| 15 |
45:35 428 |
| 16 |
29:46 396 |
| 17 |
46:00 416 |
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53:16 362 |
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53:15 376 |
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51:17 399 |
| 21 |
28:28 409 |
| 22 |
36:56 427 |
汽车式起重机4