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| Russian | English |
| кольцевой противопожарный водопровод | fire water ring main (Aiduza) |
| кольцевой противопожарный водопровод | fire ring main (Aiduza) |
| противопожарная зона | fire protection area (An area that requires a dedicated Fire Protection System, the type of which shall be relevant to the Fire Risk within the area protected Aiduza) |