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關注：1
2013-05-23 12:21
求翻譯：式中g為平均速度梯度引起的湍流動能產生項;a為湍流動能；b為耗散率；u為液體的運動粘度， ， ， ， =0.09[13]。 和 分別是與湍流動能和耗散率對應的Prandtl數。是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
式中g為平均速度梯度引起的湍流動能產生項;a為湍流動能；b為耗散率；u為液體的運動粘度， ， ， ， =0.09[13]。 和 分別是與湍流動能和耗散率對應的Prandtl數。
問題補充： |
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2013-05-23 12:21:38
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2013-05-23 12:23:18
In the formula for average velocity gradient G caused turbulence kinetic energy as a result of the turbulence kinetic energy dissipation rate; B; U in a liquid for the campaign, viscosity, and that = 0.09 [ 13 ]. And respectively with turbulence is kinetic and dissipation rate Prandtl corresponding
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2013-05-23 12:24:58
In the formula g is the turbulent kinetic energy which the average velocity gradient causes produces the item; a is the turbulent kinetic energy; b is a dissipation rating; u is the liquid kinematic viscosity, =0.09 [13). With respectively is and the turbulent kinetic energy and the dissipation rati
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2013-05-23 12:26:38
G as in an average speed gradient caused by the turbulent kinetic energy produced; a is the turbulent kinetic energy; b dissipation rate; u for kinematic viscosity of the liquid,,,, =0.09[13]. And are the corresponding to the turbulent kinetic energy dissipation rate of the Prandtl number.
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2013-05-23 12:28:18
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