 |
| |||
| public health regulations (о водопользовании) | |||
| sanitary norms and rules | |||
| sanitary norms and regulations | |||
| public health regulations | |||
| Sanitary Rules and Regulations (СанПИН Ker-online) | |||
| public health regulations (напр., водопользования); public health regulations (напр., водопользования) | |||
|
санитарные нормы и правила : 10 短语, 6 学科 |
| 卫生标准 | 3 |
| 油和气 | 3 |
| 消防和火控系统 | 1 |
| 生产 | 1 |
| 能源行业 | 1 |
| 质量控制和标准 | 1 |