本文研究为带翼刀机翼在扑翼飞行器上的应用提供技术支持。
The result of wind tunnel test provides guideline in aircraft design of flapping-wing MAV.
研究结果可为带翼刀机翼在扑翼飞行器上的应用提供技术支持。
Results of wind tunnel test provide technology support for application of wing with wing-blade in flapping-wing micro air vehicle.
当扑翼在小迎角飞行时，机翼带翼刀可以有效地改善扑翼的气动特性。
When flapping-wing flight at small attack Angle, wing had wing-blade improve effectively aerodynamic characteristic of flapping-wing.
文中进行了带翼刀机翼和不带翼刀机翼在不同迎角和风速下的风洞吹风试验。
In this paper wing had wing-blade and wing hadn't wing-blade applied for wind tunnel tests at different attack Angle and velocity.
对于斜井，由于重力迫使套管平躺于井壁的下侧，如果井眼条件允许，更为结实的固体刀翼式扶正器更为合适。
For deviated wellbores, where gravitational force pulls casing to the low side of the hole, more robust solid-bladed centralizers are better if hole conditions allow their use.
弧形冠部设计，刀翼式分布。
短抛物线外型，四刀翼设计。
短抛物线外型，六刀翼设计。
室内模拟试验表明（1）超高压喷嘴安装在钻头刀翼上能辅助PDC切削齿破岩；
Simulation test shows that, (1) fixing ultra-high pressure nozzle on the bit edge is helpful to penetration with PDC cutting teeth;
所述的刀翼设置有扭角，刀翼的刃口为单面或双面设置的弧形、齿形或线形；
The cutter wings are provided with torsional angles, and the cutting edges of the cutter wings are of single-faced or double-faced arc shapes, tooth shapes or line shapes;
所述的刀翼设置有扭角，刀翼的刃口为单面或双面设置的弧形、齿形或线形；
The cutter wings are provided with torsional angles, and the cutting edges of the cutter wings are of single-faced or double-faced arc shapes, tooth shapes or line shapes;
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