By shaping the wing with winglet,decrease the sum of induced drag and profile drag,increase span efficiency and lift-drag ratio.
采用Lagrange乘数优化方法,约束升力系数和机翼翼根弯矩,通过修改机翼+翼梢小翼组合体的结构外形,减小机翼的诱导阻力和形状阻力,提高机翼的展向效率和升阻比的大小。
The optimization object is to obtain minimum of the induced drag for the wing with/without the bending moment constrain at the wing root,combined with sequence quadratic programming or quasi Newton methods,respectively.
在有、无翼根弯矩约束的两种情况下,分别结合序列二次规划法和拟牛顿法优化方法,针对优化目标:机翼诱导阻力最小,优化得到机翼和翼梢小翼的最佳外形参数。
Drag was decomposed to entropy drag and induced drag,according to the physical mechanism of drag production,based on the wake integral method,which was very useful for drag reduction design.
利用尾迹积分法按阻力产生的物理机制,将阻力分解为熵增阻力和诱导阻力进行数值计算。
There are two kinds of drags, parasite drag and induced drag.
阻力有两种：寄生阻力和诱导阻力。
INDUCED DRAG REDUCTION OPTIMIZATION STUDY USING MULTI-CONTROL SURFACES FOR ELASTIC WING
减小弹性机翼诱导阻力的多控制面优化研究
The mechanism of corticosteroid-induced ocular hypertension is increased aqueous outflow resistance.
类固醇诱导性高眼压的发生机制是房水流出阻力的增加。
Molecular Mechanisms and Signaling Transduction Pathways of Cell Cycle Arrest Induced by Lidamycin in Human Cancer Cells;
力达霉素诱导肿瘤细胞周期阻滞的分子机制及其信号传导通路研究
Local authorities should mount all-out efforts to prevent disease outbreaks in all affected villages, and guard against quake-induced disasters, aftershocks and flooding.
地方当局要尽全力来阻止受灾村庄的疾病暴发，提防地震诱导的灾害，余震和洪水。
The creation and application progress of elastase-induced aneurysm model by means of endovascular balloon occlusion
血管内球囊阻断结合弹力酶诱导法颅内动脉瘤动物模型制作和应用进展
Elastase-induced intracranial aneurysm by means of endovascular balloon occlusion:preparation of animal model and progress in its applications
血管内球囊阻断结合弹力酶诱导法制作颅内动脉瘤动物模型及应用进展
Study of Novel Sterically Crowded Induced One-Electron Reductive Reaction;
新型立体位阻诱导单电子还原反应研究
Mitotic Arrest Induced by Allicin in SGC-7901 Cell Line and Its Possible Mechanisms;
大蒜素诱导人胃癌SGC-7901细胞M期阻滞机制研究
The Inhibitory Effects of EGCG on Proliferation of Human Gastric Cancer MGC-803 Cells Via Induction of Cell Cycle G_1 Phase Arrest and Its Molecular Mechanism;
EGCG诱导人胃癌MGC-803细胞G_1期阻滞及其分子机制
Study on the Mechanism of Glucose Induce the Development Block of Mouse Embryos;
葡萄糖诱导小鼠早期胚胎发育阻滞机理的研究
Study the Effect of Epidural Block during Propofol Target Controlled Infusion General Anesthesia Induction Period;
硬膜外阻滞对丙泊酚靶控输注全麻诱导的影响
The Mechanism of Lithium-induced G2/M Phase Arrest in Hepatocellular Carcinoma Cells;
氯化锂诱导肝癌细胞G2/M周期阻滞的机制探讨
Spindlin1 Overexpression Induces Metaphase Arrest and Mitotic Catastrophe;
spindlin1诱导细胞中期阻滞及丝裂灾变的研究
Effect of the NF-κB(p65) Inhibitor on Endotoxin-Induced Uveitis
NF-κB（p65）阻断剂对内毒素诱导的葡萄膜炎的影响
S-Trityl-L-Cysteine Induces Mitotic Arrest and Apoptosis of HL-60 Cell
S-Trityl-L-Cysteine诱导HL-60细胞有丝分裂阻滞和凋亡
Apoptosis and cell cycle arrest induced by peroxisome proliferator activated receptor gamma ligand rosiglitazone in human colorectal cancer cell line HT-29
PPARγ激动剂诱导HT-29凋亡及周期阻滞的作用(英文)
Cell cycle block induced by sodium valproate in Siha cells
丙戊酸钠诱导Siha细胞周期阻滞的实验观察