超声成像使用，可以实现层析成像的各种不同功能-code for tomography

地球物理层析成像四边激发四边接收反演 对地球物理的学生很有帮助 多多交流和学习-Geophysical tomography four four four sides of the four sides of the excitation to receive the inversion of the earth physics students to help a lot of communication and learning

地球物理层析成像四边激发四边接收反演 对地球物理学子很有帮助 多多学习与交流-Geophysical tomography four four four sides of the four sides of the excitation to receive the inversion of the earth physics students are very helpful to learn and exchange