| 安全生产基本知识 | |
| 1 |
43:20 562 |
| 2 |
50:00 146 |
| 3 |
50:00 112 |
| 4 |
53:20 98 |
| 5 |
26:40 106 |
| 6 |
46:40 88 |
| 7 |
43:20 101 |
| 8 |
43:20 97 |
| 9 |
46:40 90 |
| 10 |
01:06:40 92 |
| 11 |
50:00 89 |
| 12 |
50:00 93 |
| 专业相关基础知识 | |
| 13 |
58:20 106 |
| 14 |
28:20 100 |
| 15 |
31:40 98 |
| 16 |
40:00 101 |
| 17 |
56:40 97 |
| 18 |
26:40 96 |
| 19 |
45:00 99 |
| 20 |
13:20 94 |
| 21 |
01:08:20 96 |
| 22 |
36:40 100 |
门桥及汽车式起重机04