After a thorough investigation, many experts now believe that the streak was a run-of-the-mill jet aircraft contrail.
经过彻底的调查，许多专家现在认为，这条轨迹是一条普通的喷气式飞机尾迹。
Contrail requires users to opt-in if they want to receive information from friends.
Contrail系统允许用户双向选择是否从好友获得信息。
After going when all these, my general opens the eye in my heart, examine its contrail.
当这一切过去之后，我将睁开我内心深处的眼睛，审视它的轨迹。
A contrail is the visible vapor trail behind airplanes or rockets traveling at high altitudes.
这团痕迹可能是飞机或火箭飞上高空后留下的航迹云。
Exactness of machining program can be checked with the function of preview machining contrail.
开发了加工轨迹预览功能，能检验零件加工程序的正确性。
Historical contrail navigation is to point to tell you at present the navigation of which catalog.
历史轨迹导航是指告诉你目前哪一个目录的导航。
And the interpolation arithmetic, curve contrail programming and servo control are done by computer.
而相应的插补运算、曲线轨迹规划、伺服控制算法等都由计算机来完成。
To make an airplane contrail, you need water and some kind of microscopic particle for the water to condense around.
创造一条飞机的轨迹，你需要一些水和一种能让水在它周围压缩和微小粒子。
In this paper, chip space movement contrail is studied systematically, and its initial movement contrail model is acquired.
本文系统研究了切屑的空间运动轨迹，获得了切屑初始运动轨迹模型。
The person's lifetime should face a lot of choices, take with abandon, right with the fault, interweaving your life contrail.
人的一生要面对很多选择，取与舍，对与错，交织着你的人生轨迹。
Update at 8:05 a.m. ET, Nov. 11: Contrail Science now says the next time the flight's scheduled to fly over the coast is Friday evening.
11月11日美国东部时间早上8点05分更新：Contrail Science 发布的最新消息说， 按照该航班的航次安排，下次飞越这个海岸上空的时间是星期五晚上。
I can see the contrail of a jet over Lamma Island and somewhere out there, the last stars flickering towards the other side of the world.
我能清楚地看见一架飞机从南丫岛上空飞过的痕迹，而就在那附近，还依稀可见即将消逝的星星，他们还将继续朝地球的另一端闪烁。
I can see the 4 contrail of a jet over Lamma Island and somewhere out there, the last stars 5 flickering towards the other side of the world.
我能清楚地看见一架飞机从南丫岛上空飞过的痕迹，而就在那附近，还依稀可见即将消逝的星星，他们还将继续朝地球的另一端闪烁。
The numeral timing systems driven by PWM are set up for the direct current servo motor model by using the PI. and IP contrail ers respectively.
本文分别用PI控制器和IP控制器对直流伺服电机模型建立PWM驱动数字型调速系统。
With Contrail, the central location doesn't ever know my information, or what particular users care about--it just sees encrypted stuff to pass on.
Iqbal Mohomed，微软硅谷研究院的研究员解释道“通过Contrail，中心系统绝对无法得到我的信息或特定的用户关心的内容——它仅仅能看到加密的东西通过系统”，Mohomed和几个同事负责开发新的网络系统，称之为Contrail。
On the other hand, if you see a contrail that lasts a long time, this means the upper atmosphere is already saturated with as much water vapor as it can hold.
另一方面，如果你见到一条常常的痕迹在空中持续一段很长的时间，这意味着大气层的水汽已经饱和不能在继续吸收多余的水分了。
It utilizes the characteristic of sensitivity to initialization and indeterminism to contrail, so chaotic property determines the performance of chaotic sequence.
它利用了混沌对初始条件敏感、轨迹具有不可预测性的特点来产生跳频序列。
A new diagonal fuzzy variable structure contrail tracker is designed to combine the virtues of fuzzy control with that of sliding-mode variable structure control.
文章试图结合模糊控制和滑模变结构控制的优点，设计一种新的对角型模糊变结构轨迹跟踪控制器。
The width of the reservoir illustrated here is approximately 8 kilometers (5 miles); a jet flying over the reservoir left a contrail midway between the shorelines.
图片中显示出的水库宽度大约为8千米（5英里），一架从上方飞过的飞机在水库两岸之间留下了一条航迹云。
In this paper a new concept of phase contrail of phase plane for higher order nonlinear control system based on isoclines method of second-order linear system is proposed.
提了基于二阶线性系统等倾线法绘制相平面原理，实现了高阶非线性控制系统相平面相轨迹的作图算法。
When jet fuel burns, it releases both water vapor and microscopic particles of exhaust. A contrail occurs when the jet's water vapor condenses around its own exhaust particles.
在飞机的喷气燃料燃烧的过程中同时释放了水蒸气和尾气中的微小颗粒，当这两者凝结时，飞机轨迹便形成了。
When jet fuel burns, it releases both water vapor and microscopic particles of exhaust. A contrail occurs when the jet's water vapor condenses around its own exhaust particles.
在飞机的喷气燃料燃烧的过程中同时释放了水蒸气和尾气中的微小颗粒，当这两者凝结时，飞机轨迹便形成了。
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