virtual displacement
| variational principle
| virtual displacement | |
| avia. | 假位移 |
| el. | 虚拟的位移 |
| hydroel.st. од. | 虚位移 |
| variational principle | |
| hydroel.st. од. | 变分原理 |
| met. | 变分 原理 |
| |||
| 假位移 | |||
| 虚拟的位移 | |||
| ★ 虚位移 | |||
| 虚拟排水量; 虚变位 | |||
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virtual displacement : 15 phrases in 6 subjects |
| Agriculture | 1 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Hydroelectric power stations | 3 |
| Rail transport | 1 |
| Technology | 8 |