LIGHTING + VENTILATION (TUNNEL OPERATION)
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BTTUNNEL INSTALLATIONS + TUNNEL COMPONENTS (TUNNELLING)
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UDC624.191.89
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Descriptor GERBELEUCHTUNG + BELÜFTUNG (TUNNELBETRIEB)
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Descriptor ENGLIGHTING + VENTILATION (TUNNEL OPERATION)
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Descriptor FREÉCLAIRAGE + VENTILATION (TUNNELS EN SERVICE)
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Variant GERTUNNELBELÜFTUNG/TUNNELBETRIEB (TUNNELBAU)
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Variant GERBELÜFTUNG/TUNNELBELÜFTUNG (TUNNELBETRIEB)
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Variant GERTUNNELLÜFTUNG (TUNNELBETRIEB)
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Variant GERLÜFTUNG/TUNNELLÜFTUNG (TUNNELBETRIEB)
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Variant GERBELEUCHTUNG/TUNNELBELEUCHTUNG (TUNNELBETRIEB)
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Variant ENGVENTILATION (TUNNEL OPERATION)
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Variant ENGTUNNEL VENTILATION/TUNNEL OPERATION (TUNNELLING)
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Variant ENGTUNNEL LIGHTING (TUNNEL OPERATION)
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Variant ENGLIGHTING/TUNNEL LIGHTING (TUNNEL OPERATION)
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Variant FREVENTILATION/TUNNELS EN SERVICE (CONSTRUCTION DE TUNNELS)
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Variant FRETUNNELS/VENTILATION DES TUNNELS (TUNNELS EN SERVICE)
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Variant FRETUNNELS/ÉCLAIRAGE (TUNNELS EN SERVICE)
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Variant FREAÉRATION DES TUNNELS EN SERVICE (CONSTRUCTION DES TUNNELS)