板条不利的领先优势是，在槽中的空气加速需要能量（它创造更多的阻力）。
The disadvantage of leading-edge slats is that the air acceleration in the slot requires energy (it creates additional drag).
如果手臂在水中是向前伸展则阻力会随之增加而向后方的反作用力也会出现，二者都会产生负加速度。
If an arm is stretched forward under water resistance is increased and a reaction force back ward is developed both of which would contribute to negative acceleration.
这就是，认为进一步加速所增加的阻力来源于物体质量的增加。
This holds that the increased resistance to further acceleration is due to an increase in the object's mass.
经过一些时间的自由降落后，落体运动得很快，以至空气拽力(阻力)与落体的重量相等，于是就没有加速度了。
After some time of uninterrupted fall, the body is moving so rapidly that the drag of the air is as great as the weight of the body, so that there is no acceleration.
内旋流加速旋风集尘器提高了粉尘率，减少了系统阻力，防止了粉尘粘壁。
Inner vortex speeding cyclone dust collector can increase the dust collecting rate, decrease system resistance and prevent dust from adhering on the wall.
结果分娩前妊高征组脑动脉阻力增加，血流加速，与对照组比较有显著性差异。
Results Before delivery, both the resistance and speed of blood flow increased in brain artery of patients with PIN, being notably different from the control group.
本文介绍了用粘滞阻力修正法和粘滞阴力互相抵消法来精确地测量重力加速度。
Methods for accurate gravitational acceleration measurement are presented, which are viscous force modified method and viscous force offset each other method.
从这个公式中可以看出，当v接近于c时，更进一步加速所产生的阻力变得无限大-所以c是极限速度。
From this we see that the resistance to further acceleration becomes infinite when v approaches c-hence cis the ultimate speed.
加速度测试法的先决条件是确定列车基本阻力、回转质量系数和列车质量，而其测试关键是列车加速度的测定。
The precondition of the acceleration testing method is the determination of the train resistance, rotary mass coefficient and train mass. The crucial test is measurement of train acceleration.
这是又主要是由于减少了相当于时刻的转折与阻力的增加，横向加速度。
This is again mainly due to the decrease of the equivalent moment of turning resistance with the increase of lateral acceleration.
在该公式中，桩端土的静阻力可以直接从桩顶的加速度信号中获得的桩顶回弹和冲击力持续时间计算得到，并且计算结果和土阻尼无关。
In this method, the static resistance at pile toe can be calculated directly with the rebound at pile top and impulse duration from the acceleration signal at pile top.
衍化算法通过对剩余航程的估算，周期性更新参考阻力加速度剖面。
Basing on the estimated range-to-go, the reference drag acceleration profile is updated every period.
传到车轮的12.6%的能量，必需提供车辆加速(5.8%)、克服空气阻力(2.5%)和克服滚动阻力。
The 12.6% of original fuel energy that makes it to the wheels must provide acceleration (5.8 %) and overcome aerodynamic drag (2.6%) and rolling resistance.
当蓄能簧势能大于阻力后，使输出轴平稳加速。
When potential energy of the energy storage spring is higher than the resistance, it makes output shaft stably accelerate.
在利用单摆测重力加速度实验中，有复摆、空气浮力、空气阻力、摆角等多种误差因素。
In the experiment of measuring gravity acceleration with a pendulum, a few error factors are existed, such as complex pendulum, air buoyancy, air resistance and initial displacement.
标准轨道法。 给出了再入走廊的计算方法，阐述了参考阻力加速度-速度剖面的规划和跟踪问题。
The nominal trajectory-based techniques include the methods to compute the reentry flight corridor, the reference trajectory and the track law of the reference trajectory.
波体在传播途中变形，则有加速项或惯性力，内摩阻力等于惯性力。
If the flood wave is deformed on its way of propagation, there exists acceleration term or inertia force that equals to internal friction.
在气垫导轨上测重力加速度时，受空气粘滞阻力的影响，测量结果并不理想。
While measuring the acceleration of gravity on the air cushion slide way, we cant receive an ideal and satisfying result because of the air resistance.
可基于车辆加速度、车辆驱动力和阻力系数 来估算坡度。
The grade may be estimated based on a vehicle acceleration rate, a vehicle driving force, and resistance factors.
可基于车辆加速度、车辆驱动力和阻力系数 来估算坡度。
The grade may be estimated based on a vehicle acceleration rate, a vehicle driving force, and resistance factors.
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