[請益] 流體力學常用之無因次參數
請問一般流體力學常用的參數為
雷諾數、歐拉數、福祿數、韋伯數、馬赫數、史特豪數
雷諾數之物理意義為慣性力與黏滯力之比值
歐拉數之物理意義為壓力與慣性力之比值
請問上述的公式是否要死背,還是有辦法推導
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