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1 I 技術，國家地震工程研究中心，2014

0.1
0.1 1 10 100 1000
EEW Real PGA (gal)

圖 8、預警時間與震央距離之關係

40

35

30

25
預警時間(秒) 20

15

10

5

0
10 50 100 150 200 250 300
工廠與震央距離(km)

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