 |
| |||
| Explosive Safety Standards (MichaelBurov); General Explosive Safety Rules (MichaelBurov); General Rules on Explosive Safety (MichaelBurov) | |||
|
Общие правила взрывобезопасности : 4 短语, 3 学科 |
| 一般 | 2 |
| 安全系统 | 1 |
| 里海 | 1 |
|
| |||
| Explosive Safety Standards (MichaelBurov); General Explosive Safety Rules (MichaelBurov); General Rules on Explosive Safety (MichaelBurov) | |||
|
Общие правила взрывобезопасности : 4 短语, 3 学科 |
| 一般 | 2 |
| 安全系统 | 1 |
| 里海 | 1 |