 |
| |||
| crane cab; crane cabin; crane control compartment; crane man's house; hoisting box; crane control box; cage | |||
| 起重机操纵室: 5 phrases in 2 subjects |
| Hydroelectric power stations | 1 |
| Technology | 4 |
|
| |||
| crane cab; crane cabin; crane control compartment; crane man's house; hoisting box; crane control box; cage | |||
| 起重机操纵室: 5 phrases in 2 subjects |
| Hydroelectric power stations | 1 |
| Technology | 4 |