Mathematics
Junior High
Solved
この式の途中計算教えて欲しいです🙏🙏
S波が届くには, P波より20秒長くか
以下のような式になる。
C
3.5-7+20
X = 140 km
問い
答
実習2の地震で,地点
続いた, 地点Bの震源
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