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random times (ssn); irregular intervals (ssn) | |||
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random instant | |||
random time (ssn); irregular interval (ssn) |
случайные моменты времени: 9 phrases in 6 subjects |
Economy | 2 |
Mass media | 1 |
Mathematics | 1 |
Programming | 2 |
Quality control and standards | 1 |
Scientific | 2 |