Yāfā時間からHo Chi Minh City時間への変換
18:22:15
+5
23:22:15
+7
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+7
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+3
+3
+2.5
+2
+1.5
+1
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-1
-1
-1
-1
-1
-1
-1
-2
-2
-5
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-10