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| Kontrollnetze n | |||
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| Messstellennetz n | |||
| Kontrollnetz n; Meßstationen netz; Überwachungsnetz n | |||
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| Messstellennetz n | |||
| monitoring networks: 23 phrases in 8 subjects |
| Communications | 1 |
| Computers | 3 |
| Environment | 9 |
| General | 1 |
| Information technology | 4 |
| Natural resourses and wildlife conservation | 3 |
| Nuclear physics | 1 |
| Telecommunications | 1 |