| |||
motor test | |||
engine test; motor test (固体火箭的) | |||
| |||
CRC L engine test |
发动机 试验 : 125 phrases in 11 subjects |
Automobiles | 17 |
Aviation | 21 |
Chemistry | 2 |
Commerce | 1 |
General | 9 |
Mechanics | 3 |
Military | 1 |
Oil / petroleum | 3 |
Shipbuilding | 6 |
Space | 34 |
Technology | 28 |