假设转速衰减很少，那么阻力系数增加。
Assuming that the amount of spin had not decayed too much, then the drag coefficient increased.
然而，阻力系数CD，也取决于球的速度。
It appears, however, that the "drag coefficient", CD, also depends on the velocity of the ball.
提出各几何参数与阻力系数的关系。
The relations between geometric parameters and drag coefficient are developed.
光滑飞行器的阻力系数可能为0.55量级。
Smoother vehicles may have drag coefficients of the order of 0.55.
管道相交处的局部阻力系数通常由实验确定。
The local resistance coefficient at intersecting pipes corner is determined usually by experiments.
经验阻力系数法。
在坡度较大时，阻力系数随雷诺数的增大而增大。
That is, the roughness coefficient decreased with the increase of Reynolds on steep slope.
计算得到的兴波阻力系数与试验结果结果相比，吻合良好。
Compared with model basin test data, the result of computation is accurate.
鉴于紊流运动的复杂性，其沿程阻力系数确定起来较为困难。
Because of the complexity of turbulent flow, it is a tough issue to determine its friction factor.
通过相似模拟的方法研究了新型胶体在管道中流动的阻力系数。
Through hydrodynamic similitude experiments, coefficients hindering flow of the gel in duct is calculated.
阻力系数和雷诺·尔德数与悬浮颗粒的下沉速度紧密联系在一起。
The drag coefficient and the Reynolds number are tightly related with the settling velocity of suspensions.
结果表明：内部声激励能够明显地降低车身模型的空气阻力系数。
It is shown that the technique can obviously reduce the aerodynamic drag coefficient of the model.
应用几种不同的湍流模型，模拟计算水力光滑管的沿程阻力系数。
Friction loss factors of hydraulically smooth pipes have been calculated by using several different turbulent models.
计算了圆柱的升阻力系数、尾涡脱落频率等描述绕流问题的主要参量。
Such parameters of flow characteristics are investigated as lift and drag coefficient and vortex shedding frequencies.
文中还分析了在摩擦阻力系数一定的情况下，流量与管径的制约关系。
The conditionality between the flow rate and the pipe diameter is discussed when the friction factor is fixed.
随通气空化数的减小，超空泡航行体尾部沾湿区域阻力系数也逐渐减小。
The drag coefficient of the aft wetted area of vehicle also decreased with the ventilated cavitation number.
试验分析数据相比，两者之间修正后的阻力系数误差在0.006以内。
The deviations of corrected drag coefficients of the two wind tunnel tests are within 0.006.
此项研究结果为用计算机进行紊流阻力系数的计算提供了可靠的理论依据。
The result of this research provides a reliable theoretical basis for using computer to calculate the turbulent flow resistance coefficient.
提出了物理意义明确、计算简便的交通压力和黏性阻力系数以及黏性阻力。
The traffic pressure, viscosity factor and viscosity resistance is proposed. Their physical significance is clear and can be easily to calculate.
通过试验证明了测定的摩擦阻力系数是可信的，拟定的计算方法是实用的。
The results show that the friction factor measured is reliable and the computation method is practical.
提供各阻力系数的经验计算公式和经验数据，并且举出两个例子供读者参考。
The empirical formulas. date of the coefficients of resistance and two examples are supplied for reference.
本文计算了各种条件下绕圆柱的阻力系数、流函数涡量分布以及扰动流函数等。
The drag coefficient, the stream function and vorticity, the perturbed stream function are calculated under various conditions.
由于前缘涡的影响，翼型厚度增加，平均压差阻力系数变小，甚至会出现负值。
As airfoil thickness is increased, the average pressure drag, affected by leading edge vortex is reduced even to be negative, and meanwhile friction has little increase.
本设计的整流罩外壳有阻力系数，使我实现至少50公里不到13 0瓦的功率。
Ben designed the fairing shell to have a drag coefficient that would allow me to achieve at least 50 KPH on less than 130 watts of power.
在低雷诺数条件下，对于纯俯仰运动，随着翼型厚度的减小，平均阻力系数也变小。
For pure pitching motion, the results show that average drag coefficient decreases as airfoil thickness is reduced.
计算结果表明，压力高和液体流量大的体系，其摩擦阻力系数和表观粘度值均较高。
The calculation results showed that the friction factor and apparent viscosity of hydrate slurries increase with increasing pressure and flow rate.
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 apex flap deployment had a promising effect on the lift after stalling angle, but it had little effect on the drag.
注入速率增加时，黄原胶溶液的残余阻力系数下降，衰竭层厚度降低，采收率变化不大。
The residual resistance factors and the depleted layer thickness of Xanthan solution decrease with injection speed increase, but recovery does not vary much.
注入速率增加时，黄原胶溶液的残余阻力系数下降，衰竭层厚度降低，采收率变化不大。
The residual resistance factors and the depleted layer thickness of Xanthan solution decrease with injection speed increase, but recovery does not vary much.
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