gas sample
| introduction
| gas sample | |
| avia. | 气体取样; 气体样品 |
| met. | 气体试样 |
| introduction | |
| met. | 引进; 导入; 推广; 采用; 引导; 引言 |
| |||
| 气体取样; 气体样品 | |||
| 气体试样 | |||
| 气样 | |||
|
gas sample : 32 phrases in 9 subjects |
| Automobiles | 9 |
| Aviation | 1 |
| Chemistry | 4 |
| Electronics | 2 |
| Metallurgy | 2 |
| Mineralogy | 1 |
| Nuclear physics | 2 |
| Oil / petroleum | 4 |
| Technology | 7 |