Piacenza時間からQingdao時間への変換
16:47:41
+6
22:47:41
+7
+7
+7
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+7
+6
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+6
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+3
+3
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+1.5
+1
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-1
-1
-1
-1
-1
-1
-2
-5
-5
-5
-5
-6
-6
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-9