Conversion de l'heure de White River à l'heure de Guangzhou
18:49:44
+6
00:49:44
+7
+7
+7
+7
+7
+6
+6
+6
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+6
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+2
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-1
-1
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-5
-5
-5
-5
-6
-6
-7
-7
-8
-9