| |||
число Оре | |||
гармоническое число |
调和数 : 56 phrases in 10 subjects |
Antennas and waveguides | 1 |
Business | 2 |
Corporate governance | 1 |
General | 19 |
International Monetary Fund | 1 |
Mathematics | 20 |
Nautical | 4 |
Oil processing plants | 1 |
Technology | 5 |
United Nations | 2 |