| Terms for subject Environment (27967 entries) |
| trace compounds in the atmosphere | Spurenverbindung in der Luft | |
| trace contaminants | Spurenverunreinigungen | |
| trace element | radioaktiver Indikator | |
| trace element (Any of various chemical elements that occur in very small amounts in organisms and are essential for many physiological and biochemical processes) | Spurenelement | |
| trace gases in the atmosphere | Spurengase in der Atmosphäre | |
| trace material | Spurenstoff | |
| trace material (1. Both metals and non-metals, essential for the metabolic processes of algae, invertebrates and vertebrates. Organisms that derive nearly all their energy via photosynthesis are especially dependent upon dissolved trace substances. 2. Impurities that are present at small but detectable levels) | Spurenstoff | |
| trace metal pollution | Verschmutzung durch Spurenmetalle | |
| trace metals | Spurenmetalle | |
| tracer (A minute quantity of radioactive isotope used in medicine or biology to study the chemical changes within living tissues) | Tracer | |
| tracer aerosol | Indikator-Aerosol | |
| tracer aerosol | Leitaerosol | |
| tracer aerosol | Tracer-Aerosol | |
| tracer method | Tracer-Methode | |
| tracheobronchial convention | tracheobronchiale Stoffe | |
| tracheobronchial fraction | Fraktion tracheobronchialer Stoffe | |
| tracheophyte | Tracheophyten | |
| tracheophyte (A large group of plants characterized by the presence of specialized conducting tissues (xylem and phloem) in the roots, stems, and leaves) | Tracheophyten | |
| tracing method | Tracer-Methode | |
| track 1 | First-Track-Verfahren |