Accueil > Term: roughing line
roughing line
A line running from a mechanical pump to a vacuum chamber through which preliminary pumping is conducted to a vacuum range at which a diffusion pump or other high vacuum pump can operate.
- Partie du discours : noun
- Secteur d’activité/Domaine : Sécurité incendie
- Catégorie : Prevention et protection
- Company: NFPA
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Créateur
- nomura
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