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【毎日一題】2017.10.21

2017-10-21View Original

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この投稿は最後にLQ198619によって2017-10-21 16:10に編集されました。流体が円管内で乱流として流れる場合でも、管壁付近では依然として層流状態が保たれ、これを層流内層と呼びます。一般的に、層流内層はレイノルズ数が増加するにつれて_____します。 A、薄くする B、厚くする C、変わらない 答え:A

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