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Table 1.

Open in new tab

Relationship of $V_{p}$ and $V_{s}$ versus depth.

Relation	Depth range	Rock type
$V_{p} = 0.7 + 42.698 h - 575.8 h^{2} + 2931.6 h^{3} - 3977.6 h^{4}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{s} = 0.215 + 10.932 h - 138.1 h^{2}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{p} = 1.5 + 3.735 h - 3.543 h^{2}$	$(0.04 k m < h < 0.5 k m)$	Late-Pleistocene deposits
$V_{p} = 2.24 + 0.6 h$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{s} = 1.5 h^{\frac{1}{4}}$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{p} = 6.20 + 0.002 (h - 4)$ $V_{s} = 2.88 + 0.52 (V_{p} - 5.25)$	$(h > 4 k m)$ $(h > 4 k m)$	Tertiary granites Tertiary granites

Relation	Depth range	Rock type
$V_{p} = 0.7 + 42.698 h - 575.8 h^{2} + 2931.6 h^{3} - 3977.6 h^{4}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{s} = 0.215 + 10.932 h - 138.1 h^{2}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{p} = 1.5 + 3.735 h - 3.543 h^{2}$	$(0.04 k m < h < 0.5 k m)$	Late-Pleistocene deposits
$V_{p} = 2.24 + 0.6 h$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{s} = 1.5 h^{\frac{1}{4}}$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{p} = 6.20 + 0.002 (h - 4)$ $V_{s} = 2.88 + 0.52 (V_{p} - 5.25)$	$(h > 4 k m)$ $(h > 4 k m)$	Tertiary granites Tertiary granites

* $V_{p}$ and $V_{s}$ in ${k m s}^{- 1}$ ⁠; depth, h, in km (Brocher 2005, 2008; Bao et al. 2018).

Table 1.

Open in new tab

Relationship of $V_{p}$ and $V_{s}$ versus depth.

Relation	Depth range	Rock type
$V_{p} = 0.7 + 42.698 h - 575.8 h^{2} + 2931.6 h^{3} - 3977.6 h^{4}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{s} = 0.215 + 10.932 h - 138.1 h^{2}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{p} = 1.5 + 3.735 h - 3.543 h^{2}$	$(0.04 k m < h < 0.5 k m)$	Late-Pleistocene deposits
$V_{p} = 2.24 + 0.6 h$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{s} = 1.5 h^{\frac{1}{4}}$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{p} = 6.20 + 0.002 (h - 4)$ $V_{s} = 2.88 + 0.52 (V_{p} - 5.25)$	$(h > 4 k m)$ $(h > 4 k m)$	Tertiary granites Tertiary granites

Relation	Depth range	Rock type
$V_{p} = 0.7 + 42.698 h - 575.8 h^{2} + 2931.6 h^{3} - 3977.6 h^{4}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{s} = 0.215 + 10.932 h - 138.1 h^{2}$	$(h < 0.04 k m)$	Plio-Quaternary deposits
$V_{p} = 1.5 + 3.735 h - 3.543 h^{2}$	$(0.04 k m < h < 0.5 k m)$	Late-Pleistocene deposits
$V_{p} = 2.24 + 0.6 h$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{s} = 1.5 h^{\frac{1}{4}}$	$(0 \sim 4 k m)$	Tertiary sed. rocks
$V_{p} = 6.20 + 0.002 (h - 4)$ $V_{s} = 2.88 + 0.52 (V_{p} - 5.25)$	$(h > 4 k m)$ $(h > 4 k m)$	Tertiary granites Tertiary granites

* $V_{p}$ and $V_{s}$ in ${k m s}^{- 1}$ ⁠; depth, h, in km (Brocher 2005, 2008; Bao et al. 2018).