 |
| |||
| 噪声标准 | |||
| 噪声容许标准 | |||
| noise standard: 14 phrases in 6 subjects |
| China | 1 |
| Communications | 1 |
| Ecology | 2 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Technology | 8 |
|
| |||
| 噪声标准 | |||
| 噪声容许标准 | |||
| noise standard: 14 phrases in 6 subjects |
| China | 1 |
| Communications | 1 |
| Ecology | 2 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Technology | 8 |