1)unsteadiness[英][?n'stedinis][美][?n'st?d?n?s]非定常性
1.Experimental investigation of asymmetry vortex unsteadiness over slender cylinders;繞細長旋成體非對稱渦非定常性的實驗研究
2.And the effect of the unsteadiness induced by these components on the flow was analyzed at high incidence.本文首先通過動態測量手段研究了大攻角流場中的能量成分,分析了各種成分引發的非定常性對大攻角流動的影響。
3.Effects of tip clearance size and mass flow rate on unsteadiness of tip leakage flow are investigated by numerical simulation.采用數值模擬方法研究了不同間隙、不同流量工況下葉頂泄漏流非定常流動特征,發現在研究的三個間隙中,只有當間隙大于或等于設計間隙時,流動才會出現非定常性。
2)unsteady characteristics非定常特性
1.The unsteady characteristics of the wake of underwater vehicle such as submarine are the main sources that cause the low-frequency broad-band noise radiated by propeller behind the vehicle.水下航行體尾部湍流的非定常特性,是引起運轉中的推進器低頻寬帶噪聲的主要流場因素。
英文短句/例句
1.TR-PIV MEASUREMENTS OF THE UNSTEADY CHARACTERISTICS OF THE FLOW PAST A SQUARE CYLINDER NEAR THE WALL近壁方柱繞流非定常特性的TR-PIV測量
2.Research on the Hydrodynamic Characters of Unsteady Airfoils and Straight-bladed Turbines;機翼非定常特性與直葉水輪機水動力性能分析
3.PIV Measurement of Unsteady Characteristics of the Wake Behind a Square Cylinder Placed Near to a Plane Wall近壁方柱繞流湍流場非定常特性的PIV實驗研究
4.The Unsteady Aerodynamic Characteristics of a Wing Above Sea-Waves;風浪擾動中機翼的非定常氣動力特性
5.Unsteady Aerodynamics Characteristic Study of a Jettisoned Aircraft Canopy座艙蓋拋放過程中的非定常氣動特性研究
6.Calculation of the Unsteady Aerodynamic Characteristics of Wind Turbine Blades風力機葉片的非定常空氣動力特性計算
7.Unsteady Aerodynamic Characteristics for the Aircraft Oscilation in Large Amplitude;飛行器大振幅運動非定常空氣動力特性研究
8.Drag Reduction of Non-Newtonian Fluid in a Wavy-walled Tube for Steady Flow定常流場下非牛頓流體在波壁管內的減阻特性
9.Analysis on Pressure Fluctuations of Unsteady Flow Field in Mixed-Flow Main Coolant Pump混流式核主泵非定常流場的壓力脈動特性分析
10.Pressure Fluctuation Characteristics Study of Unsteady Flow Field on Rotational Flow Self-priming Pump旋流自吸泵非定常流場壓力脈動特性研究
11.Unsteady dynamics of cavitating flows around a hydrofoil繞水翼空化非定常動力特性的時頻分析
12.The effects of unsteady free stream on aerodynamic characteristics of a static delta wing非定常自由來流對靜態三角翼氣動特性的影響
13.WIND TURBINE UNSTEADY AERODYNAMIC PERFORMANCE PREDICTION BASED ON THE VORTEX WAKE METHOD基于渦尾跡方法的風力機非定常氣動特性計算
14.Unsteady flow characteristics in double-channel pumps based on sliding mesh基于滑移網格研究雙流道泵內非定常流動特性
15.Impact Analysis of Unsteady Aerodynamic Force on Flight Dynamics Characteristics非定常氣動力對飛行動力學特性影響分析
16.Stability and Coupling Characteristics of Elastic Vehicle Acting with Unsteady Aerodynamic Forces非定常氣動力作用下彈性飛行器的穩定性及耦合特性
17.Critical to Quality - characteristics of a product/service or process, defined by the customer as vital to them質量要素-被客戶定義為對產品/服務或過程非常重要的特性。
18.Correlation investigation of unsteady aerodynamics of dynamic delta wings and pressure distribution動態三角翼的非定常氣動特性和壓力分布相關研究
相關短句/例句
unsteady characteristics非定常特性
1.The unsteady characteristics of the wake of underwater vehicle such as submarine are the main sources that cause the low-frequency broad-band noise radiated by propeller behind the vehicle.水下航行體尾部湍流的非定常特性,是引起運轉中的推進器低頻寬帶噪聲的主要流場因素。
3)unsteady performance非定常性能
4)extreme stability非常穩定性
1.in this paper, we first use a new method to obtain some new results concerningthe uniform boundedness, uniformly ultimate boundedness and extreme stability of solutionsof higher dimensional systems.本文首先利用一種新方法討論高維系統解的一致有界性，一致最終有界性及非常穩定性問題，然后將所獲結果應用于高維系統周期解的存在性與唯一性的研究。
5)transient non-isothermal creeping非等溫非定常性
6)unsteady viscous flow非定常粘性流動
1.Numerical simulations of two dimensional unsteady viscous flow around oscillating cascades are carried out with the four-step Runge-Kutta explicit method and moving grid technique.采用顯式四步Runge Kutta格式 ,結合Baldwin Lomax紊流模型求解Navier Stokes方程 ,借助運動網格技術 ,完成了對二維振蕩葉柵非定常粘性流動的數值模擬。
延伸閱讀
常性1.一定的規律。 2.本性。 3.持久性。
