Butterworth時間からTokyo時間への変換
03:38:17
+7
10:38:18
+7
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+3.5
+3.5
+3.5
+3.5
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+3
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+2.5
+2
+1.5
+1
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-1
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-1
-1
-1
-1
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-2
-2
-5
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-9