noise testing
| instrument
| noise test | |
| auto. | 噪声试验 |
| instrument | |
| gen. | 乐器 |
| hydroel.st. | 仪表 |
| interntl.trade. | 票据; 证券; 文件; 契约 |
| met. | 装置 |
| tech. | 工具 |
| tech. од. | 器械; 仪器 |
| |||
| 车辆噪声试验测量 | |||
| |||
| 噪声测试 | |||
|
noise testing : 11 phrases in 7 subjects |
| Automobiles | 2 |
| Chemistry | 1 |
| Foreign trade | 1 |
| Geophysics | 1 |
| Information technology | 1 |
| Road construction | 1 |
| Technology | 4 |