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| просторова система координат; система координат у просторі | |||
| English thesaurus | |||
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| anchor frame (ssn); reference picture (ssn); frame of reference (ssn) | |||
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reference frame : 8 phrases in 4 subjects |
| Astronautics | 1 |
| Diplomacy | 1 |
| General | 3 |
| Information technology | 3 |