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| Pyropter; Strahlungshitzemesser m | |||
| optisches Pyrometer | |||
| Glühfadenpyrometer n (a temperature-measuring device); Teilstrahlungspyromeier n (a temperature-measuring device) | |||
| Strahlungspyrometer n; Teilstrahlungspyrometer n; Farbpyrometer n; Gluehfadenpyrometer n | |||
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optical pyrometer : 3 phrases in 3 subjects |
| Earth sciences | 1 |
| Metallurgy | 1 |
| Technology | 1 |