Size Effect on Acoustic Emission Characteristics of Coal-Rock Damage Evolution

Table 2

Mechanical parameters of coal-rock with different height-diameter ratio.

Scheme		/MPa	/GPa	/%
	0.5	29.95	5.13	0.61
	1.0	33.18	6.24	0.56
	1.5	31.13	6.69	0.48
	2.0	30.09	7.14	0.45
	2.5	30.06	7.48	0.43