 |
| |||
| natural period of swing (маятника сейсмографа); natural period of oscillation (маятника сейсмографа); free period (маятника сейсмографа); free-swing period (маятника сейсмографа) | |||
| natural period | |||
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| natural period of vibrations | |||
| free oscillation period | |||
| eigenperiod; free-swing period; natural period of oscillation; natural time of oscillation | |||
| natural period of oscillations; free period (маятника); free-swing period (маятника) | |||
| period of free oscillation; period of free oscillations | |||
| fundamental period | |||
| natural periods | |||
| natural period of vibration | |||
| free period; natural period | |||
| free period of motion | |||
| |||
| natural period | |||
| период собственного колебания: 13 Phrasen in 10 Thematiken |
| Akustik | 1 |
| Autoindustrie | 1 |
| Erdöl | 1 |
| Erdöl und Erdgas | 1 |
| Geophysik | 1 |
| Hydrologie | 1 |
| Makarow | 2 |
| Marine | 2 |
| Seismologie | 1 |
| Technik | 2 |