大家都搜:
地球回波
1、sweet echo───甜美的回声
2、to the earth───到地球上去
3、earth───vt.把(电线)[电]接地;盖(土);追赶入洞穴;n.地球;地表,陆地;土地,土壤;尘事,俗事;兽穴;vi.躲进地洞
4、echo───vi.随声附和;发出回声;n.回音;效仿;vt.反射;重复
5、echo lee───回音李
6、mic echo───麦克风回波
7、come to earth───来到地球
8、foreshortening echo───缩短回波
9、down to earth───实际的;务实地, 现实地; 切切实实
1、direction of longest echo time is the direction of minimum earth stress, and the direction of greatest earth stress is perpendicular to it.───回波时间最长的方向为最小地应力方向,最大地应力方向与之垂直。
2、The higher-frequency sounds are of little use for seismic imaging because they dissipate in the earth, contributing little to images based on the signals that echo up to the surface.───的声音是很少用于地震成像方面的,因为该高频声音的能量会消耗在土里,导致其返至地面的信号对于成像基本没有作用了。