expansion area ratio 中文意思是什麼
expansion area ratio
解釋
擴散段截面積比-
Design optimization of chamber pressure and nozzle area expansion ratio of solid rocket motors
固體火箭發動機燃燒室壓強及噴管擴張比優化設計 -
It is shown that expansion of the warning area may apparently enhance the " successful ratio " of earthquake prediction
結果表明,將所劃定的地震危險區適度擴大,即將現有的地震危險區范圍向外擴大約0 . 5 ,可以顯著地提高預測地震的「命中率」 。 -
This expansion ratio also allows atmospheres of oxygen - enriched air to form in the area surrounding a release
該膨脹率還導致排氣口附近區域形成富氧氣氛。
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