在项目开始前估算速度；及。
在项目中最精确的估算速度的方法是，进行几个迭代，然后看看平均速度是多少。
The single most accurate way to estimate velocity on a project is to run several iterations and then see what the average velocity was.
通过估算实例表明该方法加快了WCD-MA估算速度，并能提供足够的精度。
The examples show that this method quickens the WCDMA dimensioning process and provides enough accuracy.
DOA矩阵法则避免了MUSIC法的谱峰角度搜索，因此即使是二维的DOA矩阵法，其估算速度也比一维MUSIC算法快。
However, DOA Matrix method avoids seeking the peak of the spectrum. Consequently, even the estimating efficiency of 2-d DOA Matrix method is much better than 1-d MUSIC algorithm.
有三种通常能提供帮助的方法来估算团队速度，它们的描述见接下来的三个部分。
There are three ways that commonly work well to estimate team velocity and they are described them in the next three sections.
大家都应该注意到：针对故事的估算和速度都与工作量大小、以及完成故事所用的时间有关。
It is important to note that story estimation and velocity are all concerned with the amount of work there is, and how long it will take to complete.
还是开发团队的估算准确率、或者速度？
Or is it the estimation accuracy of the team working on the solution (velocity)?
它类似于传统的速度，但是是基于客户对于业务价值的估算，而不是程序员对投入成本的估算。
It's like traditional velocity, except it's based on your customers' estimates of value rather than your programmers' estimates of cost.
因此，如果没有一个可以实际观测到的速度可供参考，那么可以退而求其次，估算一个团队的速度。
So, if an actual observed velocity is not available to use, the next best thing is to estimate a team velocity.
估算团队速度的三种方法
第二个估算团队速度的方法是，确定迭代的长度和团队规模，然后决定团队在一个迭代内能完成多少故事。
The second approach to estimating a team velocity is to determine the iteration length and team size, and then decide how many stories the team could complete in an iteration. This is done as follows.
但是，尽管未来学家对于进化的速度估算有偏差，但是预测进化方向还是大致正确的。
But even if the futurists are wrong about the pace of change, they may turn out to be right about the direction.
一旦得出在一次迭代中能完成多少故事，则每个故事的故事点之和就是估算出的速度。
Once you have worked out how many stories fit into an iteration, then the total of the story points for each story will be the estimated velocity.
通过测量因纳斯卡板块挤压海岸发生碰撞造成的地面的缓慢上升与下降，他们能够估算压力的实际聚集速度。
By measuring the slow rising and falling of the ground as the inexorable collision of the Nazca plate squeezed the coast, they could calculate how fast strain was actually building.
当你能准确的估算自己的阅读速度，你就能更好的安排自己的阅读时间和学习时间了。
Once you have an accurate estimate of your reading rate, you can better plan your reading time and studying time.
根据沿线行车速度和道路阻抗，可以估算燃油消耗量。
According to the vehicle velocity and road resistance along the line, the oil consumption could be estimated.
幸好，正确的切割速度可以根据刀具寿命表或者刀具寿命泰勒方程估算出来，并有一定的合理精度，如果在必要的数据都具备的前提下。
Fortunately, the correct cutting speed can be estimated with reasonable accuracy from tool-life graphs or from the Taylor tool life Relationship, provided that necessary data are obtainable.
“人们都在试图估算日本的影响，所以是否能保持这种增长速度是很难说的。”法国巴黎银行的Isaac Meng说。
"People are still trying to assess the impact of Japan, so it's not easy to say whether this pace can be maintained," said Isaac Meng of BNP Paribas.
用聊天室中和搜索结果中的速度估算用户的上传速度。
Use the upload speed column in chatrooms and search results for a half-assed estimate of users' upload speeds.
魁刚虽然不熟悉这种类型的机器人，却可以在几秒之内就估算出机器人的飞行速度，路线以及射程范围。
Qui-Gon did not recognize the model, but within seconds he had estimated velocity, path, and blaster range.
本文对直升机单发编队飞行执行某任务的基本条件，不同重量时单发飞行的飞行速度范围，特定重量的性能估算进行了简单的分析。
This paper simply analysed basic conditions and velocity range in various weights of helicopter formation flight in single engine operative and performance prediction in specific weight.
在无速度传感器矢量控制系统中，转速估算的精度在很大程度上依赖于电机参数。
In a speed sensorless vector control system, the precision of speed estimation is relied on the precision of motor parameter.
利用传热学原理估算了带钢连续退火生产中采用氢气和氢气加雾化水冷却介质的冷却速度。
The strip cooling rate with hydrogen and hydrogen plus water spray on continuous annealing line is estimated according to the heat transfer principle.
为提高数字太阳敏感器的角度测量精度，降低计算量，提高运算速度，选用矩法进行太阳成像质心的估算。
The moment method was used to estimate the centroid in a digital sun sensor to increase the angle measurement accuracy and computation speed.
给出了在雷达低仰角跟踪测量中由于多径效应影响而引起的雷达仰角、方位角、速度、距离误差的估算模型。
In this paper the error models of Angle, range and speed due to multipath effect in low Angle radar tracking are given.
最后，对这种模-数转换器的应用作了说明，并用实验验证了估算测量速度公式的正确性。
Finally, it gives the explanation about the applications of this converter and proves the correctness of the formula estimating the measured speed by experiment.
介绍一种无位置、速度传感器的交流伺服系统的设计方法，它采用自适应滑模观测器来估算转子的位置及速度。
This paper introduce a method to design the no-place, velocity sensor ac servo system, use self-adapt slid mode observer to estimate the place and velocity of rotor.
介绍了一种采用磁链和开环速度估算器的转子磁场定向的控制系统，系统设计的的关键问题是磁链的观测和速度的准确估算。
A rotor flux oriented control system with flux and open-loop speed estimators is described. The key module of this system is the flux and speed estimator.
参考车速的计算准确与否直接影响名义横摆角速度的估算是否准确，从而影响对车辆运动状态的判断。
The accuracy of vehicle reference speed estimation is crucial to the estimation of nominal yaw rate and thus to the judgment of the vehicles dynamic state.
当交流电机气隙磁通发生饱和时，常规的自适应速度估算法无法避免由于电感量的非线性变化带来的影响。
When the air-gap flux of the induction motor is saturated, the conventional adaptive speed estimator cannot avoid the influence of the non-linear inductance variation.
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