Time Questions and Answers from NIST - NIST Physical Measurement Laboratory Homepage

Time Questions and Answers from NIST - NIST Physical Measurement Laboratory Homepage

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日期:2025-05-18
Time Questions and Answers from NIST Are noon and midnight 12 a.m. or 12 p.m.? This is perhaps the trickiest time question of them all. The best answer is that the terms 12 a.m. and 12 p.m. cause confusion and should not be used. To illustrate this ......看更多