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- A variant of the swept-back wing is the delta wing. 后掠翼的變型是三角翼。
- The canard surface, unlike a conventional tailplane which it replaces in delta wing designs, generates positive lift. 與三角翼所取代的常規布局中的尾翼不同,這種鴨翼是能產(chǎn)生正升力的。
- The micro shear stress sensor which based on the smart skin for boundary-layer separation point detection of delta wing has been explored in this paper. 本文就以用于實(shí)現三角翼邊界層分離點(diǎn)檢測的面向靈巧蒙皮的微型剪應力傳感器為對象展開(kāi)研究。
- The unsteady transonic flows around a pitching slender delta wing are simulated numerically with solving unsteady compressible Navier-Stokes equations by implicit finite difference TVD scheme. 用有限差分法求解N-S方程,數值模擬了細長(cháng)三角翼作勻速上仰運動(dòng)時(shí)的跨聲速繞流流場(chǎng)。
- NACA0012, NACA4412, RAE2822 airfoil and ONERA M6 wing, delta wing, slender body of missile and TND-712 wing-body standard model were chosen to confirm the validity of the current multigrid method. 選用了NACA0012翼型、NACA4412翼型、RAE2822翼型、ONERA M6機翼、大后掠三角翼、細長(cháng)旋成導彈體及TND-712翼身組合體等多個(gè)算例對本文使用的多重網(wǎng)格方法進(jìn)行了驗證。
- From the characteristics of aerothermoelasticity, the effects of temperature in aerodynamic heating on the mode of a delta wing and the characteristic of its flutter were researched. 摘要根據熱氣動(dòng)彈性特點(diǎn),探討了氣動(dòng)加熱溫度對三角機翼模態(tài)特性和顫振特性的影響。
- Active flutter suppression and gust alleviation controller was designed for a delta wing model with two trailing edge control surfaces, by using linear quadratic Gaussian (LQG)/robust control theory. 多輸入/多輸出系統的顫振主動(dòng)抑制與陣風(fēng)減緩是主動(dòng)氣動(dòng)彈性機翼技術(shù)的重要研究方面。
- The calculated results indicate that the choice of the limiter function in TVD scheme has an important influence on the numerical simulation which is carried out on the delta wing flow structure. 計算結果表明:TVD格式中限制器函數的選取對于三角翼繞流結構的計算結果具有較重要的影響。
- The vortex flow field is calculated with difference methods, and the motion characteristics and the bursting mechanism of the leading-edge separated vortices of delta wing are analyzed. 采用差分方法計算旋渦流場(chǎng),進(jìn)而分析三角翼上前緣分離渦的運動(dòng)特點(diǎn)及其破碎機理。
- Study on Forms of Vortex Breakdown over Delta Wing 三角翼渦破裂形態(tài)研究
- A variant of the swept-back wing is the delta wing 后掠翼的變型是三角翼。
- The road is too narrow to allow the passage of gondola. 這條街太窄,大型貨車(chē)不能通過(guò)。
- The mountain path is narrow and rugged. 狹隘的山路崎嶇不平。
- The author here studied the effects of both leading edge bluntness and Reynolds number to aerodynamic characteristics of delta wings, through numerical simulation. 本文通過(guò)數值模擬的方法,研究了三角翼前緣鈍度和雷諾數對三角翼氣動(dòng)特性的影響。
- The travelers edged warily along the narrow road. 旅游者沿著(zhù)狹窄的小路小心前行。
- A chill struck into the narrow of his bones. 他感到一股寒意,透入骨髓。
- The tide flushed through this narrow inlet. 潮水涌過(guò)了狹窄的小灣。
- A gem cut in the form of a narrow rectangle. 狹長(cháng)形寶石被切成細條形的寶石
- Experiment on Pitching Delta Wing in Unsteady Free Stream 俯仰振蕩三角翼在非定常自由流中運動(dòng)的實(shí)驗
- She turned the car into the narrow street. 她驅車(chē)拐進(jìn)狹窄的街道。