The ranges of the effective accumulation temperature for the turning points of boom stage were:635.
不同年份两地田间试验研究结果表明,在作物第二生产水平下,烤烟NC89品种移栽至大田后,植株地上部干物质(wt1)及其叶片干物质(wt2)增长动态与有效积温(t)的关系均符合Logistic方程所描述的曲线,wt1和wt2增长盛期的转捩点(起止点)所对应的有效积温值范围分别是:635 0～1033 3℃和671 5～1077 9℃,最大瞬时增长率(Vmax)分别为0 442g·d-1·℃-1·株-1和0 332g·d-1·℃-1·株-1,分别出现在移栽后有效积温达834 1℃和874 7℃之时。
Our principal works were focused in predicting the transition of Two-dimensional incompressible flow, which based on numerical analysis of stability.
判断转捩点采用工程上常用的e~n方法。
Two-dimensional compressible linear stability theory was discussed, and principle works were focused in predicting the transition of two-dimensional compressible flow, which based on numerical calculation of stability.
本文主要工作是在对二维可压缩流动的稳定性数值计算的分析基础上进行转捩点位置的判定。
Visualization study on the flow structures in the transitional boundary layer under an adverse pressure gradient;
逆压梯度转捩边界层流动结构显示
Study of bypass transition mechanisms in the boundary layer of blunt bodies;
钝体头部边界层“逾越”型转捩机理研究
Improving the aerodynamic performance of low Reynolds number airfoils in oscillating freestream with forced transition method;
固定转捩在改善振荡来流下低雷诺数翼型气动性能中的应用
Application of gamma-theta transition model to flows around airfoils
Gamma-Theta转捩模型在绕翼型流动问题中的应用
Based on Menter s SST k-ω turbulence model coupled with Langtry-Menter transition model,the control mechanism of jet-flap,an active flow control method for PAK-B low-pressure turbine blade profile,was numerically investigated under different flow conditions including different cascade inlet Reynolds numbers,free stream turbulence levels,and cascade outlet Mach numbers.
针对PAK-B低压涡轮叶型,基于耦合了Langtry-Menter转捩模型的Menter’s SSTk-ω两方程模型,数值研究了不同流动状态下射流襟翼的流动控制机理。
The M-L transition model can somewhat accurately predict the generation and developm.
通过对零压力梯度的平板转捩现象的研究得出以下的结论:转捩流动的复杂性对流场边界层的影响不容忽视;M-L转捩模型能比较准确地预测转捩的发生和发展过程,在高湍流度下使用全湍流模型来模拟转捩流动的误差较小。
Improving the aerodynamic performance of low Reynolds number airfoils in oscillating freestream with forced transition method;
固定转捩在改善振荡来流下低雷诺数翼型气动性能中的应用
We are standing at an important crossroads in the history of Europe.
我们正处于欧洲历史上一个重要的转捩点。
The turnaround began with two little-noted events in 2003.
转捩点是发生在2003的两件不甚受瞩目的事件。
The growth in margin trading of fx has been a watershed idea that has taken hold within the past few years.
外汇保证金交易这几年的增长是这个概念的一个转捩点。
Transition Control Experiment Based on Linear Stability Theory
基于线性稳定性理论的转捩控制试验
Numerical Investigation on a Transition Prediction Model
关于一个新型转捩模式的研究与应用
Prediction method for noise radiated from boundary layer transition
边界层转捩区声辐射的预报方法研究
An analysis of transition coherent structuresin convective Mach Number 0.4 compressible free shear flow
可压缩自由剪切流混合转捩大涡模拟
Attack of angle effect for supersonic blunt cone transition flow
超声速小攻角下的圆锥转捩攻角效应
An Experimental Study on Location of Transitional Separation Bubble on a Low Reynolds Numbers Airfoil
确定低雷诺数翼型转捩分离泡位置的实验研究
LARGE-EDDY SIMULATION OF LAMINAR SEPARATION BUBBLE TRANSITION UNDER ADVERSE PRESSURE GRADIENT
逆压梯度下层流分离泡转捩的大涡模拟
Numerical Simulation of Deflagration to Detonation Transition in Coke Powder-Oxygen Mixture
焦炭粉-氧气混合物爆燃向爆震转捩的数值模拟
Direct Numerical Simulation Investigation of Gas-Solid Flow Around Square Cylinders;
气固两相绕方柱流转捩的直接数值模拟研究
Direct Numerical Simulation of Spatial Smooth Pipe Flow Transition;
空间发展光滑圆管流动转捩的直接数值模拟
The Aesthetic Change about Jade Statury in Song Dynasty;
宝玉通灵 应目会心——论宋代玉雕审美之转捩
On the Idealistic Turns and Theoretic Innovation of the Drama Criticism of the Yuan Dynasty;
论元代戏剧批评的观念转捩与理论创获
Prediction of transitional flows using an improved low-Reynolds-number turbulence model with transition sensitivity
应用改进的低雷诺数湍流模型预测转捩流动
Coupled heat transfer simulations of a transonic vane by taking account of transition flows
考虑转捩的跨声速气冷涡轮叶片气热耦合计算
APPLICATION OF γ-Re_θ TRANSITION MODEL FOR INTERNAL COOLING SIMULATION
γ-Re_θ转捩模型在内部冷却叶片中的应用