general planning: 55 phrases in 21 subjects |
Agriculture | 2 |
Animal husbandry | 2 |
Architecture | 1 |
Aviation | 6 |
Bridge construction | 2 |
Business | 2 |
China | 1 |
Commerce | 1 |
Earth sciences | 2 |
Economy | 2 |
Electronics | 1 |
General | 2 |
Hydroelectric power stations | 4 |
Management | 2 |
Metallurgy | 4 |
Mining | 1 |
Name of organization | 1 |
Planning | 1 |
Refrigeration | 1 |
Space | 2 |
Technology | 15 |