 |
| |||
| supplementary instrument | |||
| auxiliary instrument | |||
| secondary instruments | |||
| accessory; additional instrument; secondary instrument; supporting instrument | |||
| 辅助仪表: 9 phrases in 5 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Electronics | 1 |
| Technology | 2 |
| Wind Energy | 2 |
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