| |||
| 系统计算 | |||
|
system calculation : 24 phrases in 12 subjects |
| Agriculture | 1 |
| Aviation | 2 |
| Bridge construction | 1 |
| Business | 8 |
| Communications | 2 |
| Electricity | 1 |
| Electronics | 4 |
| Finances | 1 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Technology | 1 |
| |||
| 系统计算 | |||
|
system calculation : 24 phrases in 12 subjects |
| Agriculture | 1 |
| Aviation | 2 |
| Bridge construction | 1 |
| Business | 8 |
| Communications | 2 |
| Electricity | 1 |
| Electronics | 4 |
| Finances | 1 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Technology | 1 |