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地震源; 震源 | |||
地震震源 | |||
震中 | |||
地震震源点 |
earthquake focus : 19 phrases in 7 subjects |
Bridge construction | 1 |
Desert science | 1 |
Engineering geology | 4 |
Explosives and Explosive Ordnance Disposal | 1 |
Hydroelectric power stations | 2 |
Oil / petroleum | 1 |
Technology | 9 |