Table 1.

The parameters and measured dielectric constants of lab samples.

Size (mm)	Number	Compaction Degree (%)	Density (g/cm3)	Dielectric Constant
300 × 300 × 50	1	85	2.070	5.102 ± 0.041
	2	90	2.192	5.770 ± 0.049
	3	92	2.240	6.007 ± 0.041
	4	95	2.313	6.221 ± 0.050
	5	97	2.362	6.336 ± 0.038
	6	100	2.435	6.546 ± 0.050
	7	105	2.557	6.761 ± 0.067