Research Article
Research on the Attenuation Characteristics of AE Signals of Marble and Granite Stone
Table 4
The measuring point positions of AE waveforms.
| | Rock number (measuring point) (cm) | G3768 | G3561 | TBG | AAM | GAM | G3761-L | GAM-L | | 0° | 90° | 45° | 0° | 90° | 45° |
| | M1 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | | M2 | 70 | 70 | 70 | 70 | 50 | 55 | 20 | 30 | 40 | 25 | 30 | | M3 | 135 | 135 | 135 | 135 | 100 | 100 | 35 | 50 | 75 | 40 | 50 |
|
|
