upward gradient 中文意思是什麼
upward gradient
解釋
上向坡度-
On the basis of published research of experts and scholars, relations among the velocity of water, that of solid particles and that of settling slurry have been established by the analysis of momentum transmission between water and solid particles in the upward inclined pipeline. then the calculation formulae for the upward - inclined - pipe hydraulic gradient are derived
本文在系統總結現有專家學者的研究成果基礎之上,通過分析向上傾斜管道輸送中清水與固體顆粒的動量傳遞過程,從動量守恆的角度建立了清水速度、固體顆粒速度和漿體流速之間的關系,進而推導出了向上傾斜管道輸送的水力坡度計算公式。
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