大家都搜:
地震震源
1、earthquake prediction───[地震]地震预报
2、massachusetts earthquake───马萨诸塞州地震
3、lisbon earthquake───里斯本大地震
4、haiti earthquake───海地地震
5、earthquake───n.地震;大动荡
6、greece earthquake───希腊地震
7、chios earthquake───奇奥斯地震
8、turkey earthquake───土耳其地震
9、peru earthquake───秘鲁地震
1、When an earthquake occurs, it generates an expanding wavefront from the earthquake hypocenter at a speed of several kilometers per second.───当地震发生,它会从震源产生一个速度为数公里每秒的扩散的波。
2、The epicenter of an earthquake is the location directly above the hypocenter on the surface of the earth.───震中地震的位置,直接以上的震源在地球表面。
3、The time intervals between different arrivals depends on the distance from the earthquake hypocenter to the observing station.───不同波至间的时间间隔取决于从震中到观测站之间的距离。