利用改变点模型从纵向数据中找出加速点、前加速期下降速率和后加速期下降速率。
We estimated the time at which the rate of decline begins to accelerate (the change point), and the pre - and post-acceleration rates of decline, from the longitudinal data using a change point model.
前两个平台预览版本说明了文本、图像和矢量图形的硬件加速。
The first two platform previews demonstrated hardware acceleration of text, images, and vector graphics.
回答是加速机场建设热潮：计划在未来5年内新建45座民用机场，使全国机场总数在2015年前达到220个以上。
Accelerate the building spree with a plan to add 45 new commercial airports over the next five years, bringing the total across the country to more than 220 by 2015.
使用这个示例中的高速缓存能够加速性能，因为您可以在提交前决定是否处理这个请求。
Using the cache in this example speeds the performance because you can decide if you should process the request before you commit.
就其本身而言，这次崩裂并不突然，而是始于大约十年前的一个持续的由冰流加速引起的崩离与消退的模式。
By itself, this breakup was not dramatic, but it continued a pattern of calving and retreat followed by ice flow acceleration that began nearly a decade ago.
暗能的概念是十年前创造出来的，为了解释为什么宇宙的扩张自大爆炸开始后是加速的，而不是慢下来。
The idea of dark energy was dreamed up ten years ago, to explain why the expansion of the universe that began with the Big Bang seems to be accelerating, rather than slowing down.
对于没有社交恐惧的人来说，公共发言前的心跳加速或者紧张会帮助你在发言前做好准备或者提升能量。
For people without a social phobia, the elevated heart beat, or nerves that come before public speaking help to prepare you or increase energy before you talk.
但是研究者们发现，看电视起不到这一作用——在电视机前消磨大量时间反而可能加速失忆。
Watching TV however does not count — and indeed spending significant periods of time in front of the box may speed up memory loss, researchers found.
尽管1950前的统计数据并不是那么可靠，似乎在20世纪早期由于技术革新和加速移民潜在产出增长快速。
Though the statistics are less reliable for the years before 1950, it seems that in the early 20th century potential output grew rapidly thanks both to technological innovation and rapid immigration.
大约三年前，UPMC遇到了容量问题—由于业务增长加速，CPU需求超过预期，CPU不够用了。
Approximately three years ago, UPMC was faced with a capacity problem - it was running out of CPU much faster than anticipated due to accelerated business growth.
如果有一系列的backlog修改堆在系统瓶颈前，那么即使加速工作也不能帮你解决。
If you have a backlog of changes stuck in front of a bottleneck in your system, no amount of expediting is going to help you deliver it all.
在几周前将网页加速工具开源后，Google又发布了一个网站，意在探寻更多的方法，并推动全互联网的加速进程。
After open sourcing Page speed a few weeks ago, Google has launched a web site in an attempt to find ways and push the speed up process of the entire Internet.
接下来是knockListen 子程序，前5行负责读取当前的加速器数据值，并对基本的值读取进行调整。
Next up is the knockListen subroutine, the first five lines of which read the current accelerometer data values and adjust for the base value readings.
现在我们会加速，一步步的你们会看到研究成果，对于你们来说一个星期前都是不可能的事情，那就是如何在太空中创造物质。
Now we go at the speed that step-by-step you will see developments, which to you up to even a week ago was impossibilities, creating matter out of space.
加速前检查后视镜。
加速溶剂萃取是一项新颖的样品前处理技术。本文详细地讨论该技术的基本原理，影响因素、突出的优点及应用。
Accelerated solvent extraction is a novel technique to pretreat samples. In this paper, the principle, influence factors, advantages and applications in all kinds of fields are discussed in detail.
加速溶剂萃取是一项新颖的样品前处理技术。
Accelerated solvent extraction is a novel technique to pretreat samples.
发现随着冲击位移的增加，冲击速度几乎呈线性下降，冲击加速度很快减少到一个极小值，而能量吸收阶段中前阶段的吸收速度比后阶段快。
The results indicate that, with the increase of the impact displacement, the impact velocity decreases almost linearly, and the impact acceleration quickly declines to a minimum.
而时效前冷变形可以增加合金内部位错等缺陷的数量，加速了合金第二相的析出。
The deformation before aging can increase the defect's quantity in the alloy, and accelerate the precipitating of the second phase.
因此电流在加速前被减少，从而变频器可以冷却。
The current should therefore be reduced before accelerating so the converter can cool down.
一些人由于不想等红灯，所以在经过红路灯时一般都会加速，抢在交通灯变红前通过，这是十分危险的行为。
Some people do not want to wait a traffic signal, so they would like to speed up to cross the road before the traffic light turning red. This is very dangerous.
并采用一种前馈型的时滞滤波器技术，对加速度控制信号进行滤波来有效地控制抓斗的摆角。
A time delay filter technique is applied to shape the acceleration control signal, thus prevents the swing grab.
沥青漆涂层是用于输送燃气的管道。喷漆前对管子进行预热可以提高沥青漆的附着力，加速干燥。
Asphalt paint coating is used to transport gas pipeline. Preheating before painting can improve the adhesion of asphalt paint, accelerate drying.
前/后机械开关安装在驱动轴上，同时加速离合器安装在从动轴上。
The Front/Reverse switching mechanism was placed on the driving shaft, while the acceleration clutch was placed on the driven shaft.
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.
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.
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