[Retracted] Analysis of VLF Wave Field Components and Characteristics Based on Finite Element Time-Domain Method

Table 1

Parameters for calculation.

Medium	Density (g·cm^−3)	P-wave speed (km·s^−1)	S-wave speed (km·s^−1)
Seawater	1.00	1.50	0.00
Hard sea bottom	1.85	3.40	1.60
Soft sea bottom	1.50	1.80	0.80