virtual work
| principle
| virtual work | |
| hydroel.st. од. | 虚功 |
| principle | |
| gen. | 主义 |
| bridg.constr. | 规律; 理论 |
| hydroel.st. | 法则; 定律; 因素; 本质 |
| met. | 要素 |
| tech. | 原则 |
| tech. од. | 原理 |
| |||
| ★ 虚功 | |||
|
virtual work : 24 phrases in 7 subjects |
| Bridge construction | 7 |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geotechnics | 1 |
| Hydroelectric power stations | 2 |
| Physics | 1 |
| Technology | 10 |