Tiny symmetrical spheres didn’t exhibit this lift effect, the team found.
这个研究小组发现,同样微小但却对称的飞行体没有这种提拉现象发生。
That light can have this unexpected lift effect started with a very simple question, Swartzlander says: "if we have something in the shape of a wing and we shine light through it, what happens?"
发现光可以产生提拉力是个意外,而且这只源于一个很简单的疑问。Swartzlander说:“如果我们有翅膀形状的东西,并用光照穿过它,会发生什么事情?”
The lift force is the upwards or sidewards force that is responsible for the Magnus effect.
升力是指向上或横向的力,产生马格纳斯效应。
Whether our WIGs are the cause or the effect of our actions, they have a peculiar power to lift us beyond what we thought to be our limitations.
不论我们的WIG是我们行为的原因还是后果,它们都有一股古怪的力量让我们超越过去被自认为是自我局限的地方。
Electrical control mode, work platform form, dynamic form and configuration of the correct choice can maximum full play the function of the lift platform, achieve the best effect of the use of.
电器控制方式,工作平台形式,动力形式等各种配置的正确选择,可最大限度的发挥升降平台的功能,取得最佳的使用效果。
The control effect of electromagnetic force on cylinder wake, lift force and drag force , which was caused by alternating current, is related to its frequency.
而交流电所产生的电磁力对于绕流涡街、升力、阻力的控制作用,则与所使用的频率有关。
Indeed, it is possible that the effect works both ways, and that rearward segments provide lift to those in front.
事实上,反过来也可能产生这种效果,即后半部分可为前半部分起到提升作用。
The suction effect on separation and lift force are studied by numerical method.
本文使用数值模拟方法研究了吸气效应对分离的控制及增升作用。
Since the effect of parasitic elements limits the output voltage and power transfer efficiency of DC-DC converters, voltage lift technique opens a good way to improve circuit characteristics.
受寄生元件的影响,DC - DC升压变换器的输出电压和功率传递效率受到限制,电压举升技术为改善电路特性提供了好方法。
Bending moments produced by lift generally have only a small effect on the resultant bending moment.
一般由升力所产生的弯矩对最终的弯矩只有很小的影响。
The N-S equations with adoption of an actuator disk model are used to simulate the effect of turbo-propeller slipstream on high-lift systems.
螺旋桨模型简化为一个激励盘,即一个无厚度可穿透的圆盘,以给定的圆盘拉力载荷,即压强差来模拟螺旋桨滑流的效果。
Testing signal is very sensitive to the lift off effect in the hardness nondestructive testing of rail surface by electromagnetic method, so lift off effect must be restrained.
电磁无损检测钢轨踏面硬度中,检测信号对提离效应极其敏感,所以必须对提离效应加以抑制。
We put stress upon investigating the effect of changing lift drag ratio and reentry Angle on reentry orbit.
着重研究了改变升阻比和再入角对再入轨道的影响。
The apex flap deployment had a promising effect on the lift after stalling angle, but it had little effect on the drag.
在失速迎角后,尖顶襟翼对升力系数的提高有明显的效果,而对阻力系数的影响不大;
The case analysis shows the effect to the productive of combined lift system by the choice of gas lift and ESP's parameters.
举例分析了电潜泵与气举参数的选择对组合举升系统产能的影响。
The temperature calculation is conformity with reality. The test showed that the artificial lift method had a better thermal recovery effect.
试验表明:温度计算与实际相符,举升方法具有较好的热力采油效果。
The gas-lift pumping plant is the power source, the gas volume has a direct effect on the scale of gas lift and the selection of power motor will directly affect the cost of gas-lift system.
压缩机组作为气举采油的动力源,其气量直接影响气举采油的规模,而动力机的选择也将直接影响整个气举系统的经济效益;
The lift-off effect of eddy current is an important factor in eddy current testing.
涡流检测中的提离效应是影响涡流检测的一项重要因素。
A vertical ship lift under earthquake excitation may suffer from a whipping effect due to the sudden change of building lateral stiffness at the top of ship lift towers.
大坝升船机顶部厂房与底部塔柱结构之间的侧移刚度突变造成了顶部厂房强烈的地震鞭梢效应。
The system has been optimized not obvious effect of a face-lift system to optimize effective.
对已经优化过的系统效果不明显,对新装的系统进行优化效果较好。
It is found that the variation of planforms and geometrical parameters can effect only the drag reduction but little to the low lift in low angle of attack condition.
发现单纯改变涡襟翼的形式和参数能提高减阻效果,但不能改变小迎角下升力过小的现象。
The paper introduces main technical measures of ship pneumatic control lift off load system improved and application effect.
介绍了箕斗气控卸载系统改造的主要技术措施及运用效果。
Controlling wing deformation by means of piezoelectric actuators, the control method can control lift, moments and their distribution by utilizing the aeroelastic effect rather than resisting it.
使用压电驱动器控制翼面变形,利用而不是抵抗气动弹性效应可以控制升力、力矩以及它们的分布。
The paper discusses the effect of rotation rate on property parameters such as flow volume, delivery lift, power and cavitation etc.
论述了离心泵转速提高对流量、扬程、功率、汽蚀余量等参数的影响。
The lift car in the elevator system has the advantages of steady operation and good acceleration effect.
本发明电梯轿厢运行平稳,加速效果好。
Also the effect of different ice shapes on lift and drag coefficient were assessed. The results indicate that the glaze ice has the most adverse impact on airfoil aerodynamic performance.
另外还计算了不同的冰形对机翼升、阻力的影响,结果表明瘤状冰对机翼气动特性的影响最大。
The cooling pump with high lift can absolutely clear a way the scrap iron and realize the effect of cooling and scrap cleaning.
高扬程的冷却泵,全可以冲走铁屑,实现冷却及倾屑的作用。
Use our unique non-lift deoiling mechanism, with its advantages of faster deoiling, better effect, and low oil content. The mechanism has good sealing ability and reliability!
采用我厂独创的非升降式脱油机构,具有更快的脱油速度、更好的脱油效果,产品含油率低。该机构具有优异的密封性能和良好的稳定性!
The drag coefficient derived from filed measurement was 15 percent less than that of wind tunnel test. On the contrary Reynolds number has a minimal effect on lift force and moment coefficient.
结果表明:雷诺数对阻力系数影响较大,现场实测值比风洞试验所得值小约15%,对升力系数及力矩系数影响较小。
The drag coefficient derived from filed measurement was 15 percent less than that of wind tunnel test. On the contrary Reynolds number has a minimal effect on lift force and moment coefficient.
结果表明:雷诺数对阻力系数影响较大,现场实测值比风洞试验所得值小约15%,对升力系数及力矩系数影响较小。
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