| |||
variation trend | |||
changing trend |
变化趋 势 : 23 phrases in 11 subjects |
Agriculture | 1 |
Aviation | 2 |
Desert science | 1 |
Drilling | 2 |
Economy | 3 |
Electronics | 1 |
Environment | 1 |
International Monetary Fund | 1 |
Oil / petroleum | 3 |
Securities | 3 |
Technology | 5 |