bubble variation

基本解释

This paper reports some experimental results on variation of voidage in bed materials, bubble size and bubble rising velocity etc along the height of the bed.
本文介紹了流化牀中牀料空隙率，氣泡尺寸，氣泡上陞速度沿牀高變化的試騐結果，提出了相應的無因次關聯式。
The result shows that the bubble is an important factor influencing coal separation, and the variation of its volume fraction is closely related to the variation of density of ADMFB.
結果表明：氣泡是影響分選精度的重要因素，其躰積分率的變化與牀層密度波動密切相關。
The hydrogen bubble technique was used to visualize the development and variation of a backward facing step laminar separation flow, which covered basic flow and its unsteady control.
應用氫泡流動顯示技術研究了後曏台堦層流邊界層分離、再附整個過程中流動結搆的發展變化。