Margate時間からAluva時間への変換
11:21:47
+3.5
14:51:47
+7
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+7
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+6
+6
+6
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+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3
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+1.5
+1
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-1
-1
-1
-1
-1
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-2
-5
-5
-5
-5
-6
-6
-7
-7
-8
-9