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| protection systems | |||
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| type of protection | |||
| protection system | |||
| protection system A series of procedures and devices designed to preserve people, property or the environment from injury or harm | |||
| protective system | |||
| safety system | |||
| conveyor belts guard | |||
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Schutzsysteme : 7 do fraz, 5 tematyki |
| Elektronika | 1 |
| Polityka | 2 |
| Pospolicie | 2 |
| Prawo | 1 |
| Technologia informacyjna | 1 |