Umm Qaşr時間からT’ongch’ŏn-ŭp時間への変換
17:28:29
+6
23:28:29
+7
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-1
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-2
-2
-2
-2
-2
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-3
-6
-6
-6
-7
-7
-7
-8
-8
-9
-10