The draw-out-time is one of the most important ballistic parameters of the low-drag parachute bomb.
减速伞拉直时间是描述低空低阻伞弹道特重要要参量。
A next-generation combat drone, for example, might loiter for hours above a potential target on elongated, low-drag wings.
举例来说，新一代无人战斗机就可运用外张的低阻力机翼，在预定目标上空盘旋数小时。
High-speed aircraft usually employ thin, low-drag, low-lift airfoils; slow aircraft that carry heavy loads use thicker airfoils with high drag and high lift.
高速飞机通常采用低阻力、低升力的流线型薄翼型，载重量大的低速飞机使用高阻力、高升力的厚翼型。
This efficiency is due largely to the innovative design of the low-drag wing. This design includes leading-edge slats, double-slotted Fowler flaps, and high-Mach blended winglets.
如此卓著的效率应当归功于低阻机翼、前缘缝翼和双开缝襟翼，以及高马赫混合式翼梢小翼。
Its low sweep wing reduces drag and weight; the embedded engines sit aft of the wings.
它低水平的扫翼能够减少阻力和重量；嵌入式引擎安置在在扫翼的尾部。
The flow of air over the surface of the ball was turbulent, which gave the ball a relatively low amount of drag.
球的表面流动的空气形成湍流，这使得球的阻力相对较低。
In turn, such low rates also drag down bond yields at longer maturities.
反之，这种低利率也会拖累期限较长的债券收益。
Vibrating in the wind, the bristles create some drag. But they also reduce the wing's slipstream, an area of low-pressure turbulence that pulls back on the wing, and hence reduce drag.
风中振动时，刷毛会产生反作用力，但同时它也可以减少机翼滑流，产生一个低气压乱流，机翼上形成回力，因而减小阻力。
The low-pressure area reduces wind resistance and hence the amount of drag, which means less energy is needed to maintain the same speed as the leader.
在低压力区，空气阻力减少，向后拉的力量减小，因此只需要消耗较少的能量就可维持与在前面的竞争对手相同的速度。
The combination of low pressure on one side and high pressure on the other creates a drag force that must be overcome — a significant waste of energy.
为此，必须浪费大量能源以克服压力差产生的拉力。
But the step motor efficiency is low, the ability is not big, load drag pulse equivalent cannot too big, speed range is not big.
但步进电机的效率低，拖动负载的能力不大，脉冲当量不能太大，调速范围不大。
Such shape has low drag force , though it is bad unstable.
这种形状具有低阻力，尽管它是坏不稳定。
Pushing the water down lifts your front end up but pushes your legs down low into the water, creating lots of extra drag.
向下压水将你上半身提起，但是导致你的腿入水更低，制造了许多额外阻力。
The proposed drag reduction mechanism and drag reduction method are valuable both theoretically and in engineering to realize the low drag pipeline transport of highly viscous fluid.
所提出的减阻机理及工程减阻方法对实现高粘度流体的低阻力管道输送具有重要的理论指导意义和工程应用价值。
The result is the five metre long aerodynamic satellite equipped with low power ion thrusters to compensate for atmospheric drag.
其结果是，5米长的空气动力卫星配备了低功耗的离子推进器，以补偿大气阻力。
Wall toilet with low-level cistern. Drag to the edge of a wall.
带有低水位水箱的抽水马桶。拖动到墙的边缘。
The configuration also provides acoustic shielding and, at low speed, increases aircraft lift without a thrust or drag penalty.
该构造还提供声屏蔽，并且在低速下，增加飞机升力的同时没有推力或阻力损失。
The Advanced Multiband Communication antenna System (AMCAS), developed for the U. S. air Force, is an extremely low-profile antenna that significantly reduces drag on an aircraft.
美国空军研发的先进多波段通信天线系统(amcas)是一种极低姿态天线，大大降低了飞机拖曳。
高速度，低拖延。
Our view continues to be that US housing weakness will be a major drag on US growth this year but the risk of US recession as a result of the housing downturn is very low.
我们仍然认为美国房产业的疲弱将会在今年成为阻碍全美经济增长的主要因素，但由于房地产的低迷而导致美国整体经济衰退的风险很低。
Atmospheric drag is the main perturbation force on a low earth orbit satellite and is closely related to the variation of high atmospheric density.
大气阻力是低轨卫星主要的摄动力，与高层大气密度的变化密切相关。
The design process of the test-bed of the low speed airfoil lift-drag force characteristic was introduced, and the experimental results of the airfoil were analyzed.
文章详细阐述了低速翼型升阻特性实验台的设计过程，分析了自制翼型的风洞实验结果。
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。
高速度低担搁。
The drag caused by this low-density gas is enough to cause the Earth to drift inwards, and finally to be captured and vaporised by the Sun.
由这个低密度大气所产生的引力足够使地球向内漂移，最终被太阳捕获，然后蒸发。
The low profile oval shaped lenses with UV and Antifog protection reduce drag and provide excellent peripheral vision, the mirror finish helps reduce brightness and glare.
该低调型椭圆形镜片有效紫外线保护，并减少阻力，并提供良好的周边视力和清晰度，有助于减少亮度和眩光。
The drag-reducing property of the compounding system was decreased obviously when they were used at low temperature.
另外，输气温度对减阻效果影响较大，低温时减阻率明显降低。
The joined-wing configuration, as compared with the normal configuration, is characterized by low structural weight, small induced drag, big lift coefficient and good stability.
联结翼布局与常规布局相比具有结构重量轻、诱导阻力小、升力系数大和稳定性良好的特点。
The joined-wing configuration, as compared with the normal configuration, is characterized by low structural weight, small induced drag, big lift coefficient and good stability.
联结翼布局与常规布局相比具有结构重量轻、诱导阻力小、升力系数大和稳定性良好的特点。
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