But Ajax applications tend to force an application to maintain a connection to a user for long periods of time to keep applications responsive and keep state tracking easy to code.

但是Ajax应用程序可能会迫使应用程序长期维持与用户的连接，这样应用程序才能进行响应并使状态跟踪代码比较容易编写。

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DRS 'applique Computer Systems support the Army's Blue Force Tracking requirements.

DRS的Applique计算机系统支持陆军的蓝军跟踪需求。

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The vehicle models are analyzed to study the vibration attenuation performance of the MR-damper using the semi-active force tracking PI control algorithm.

汽车模型用来研究力跟踪PI控制算法和MR阻尼器对车辆的振动抑制性能。

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Back on the ground, the observations are sent to a task force tracking the spill.

VOA: standard.2010.07.05

One blurry image from an Air Force tracking station in New Mexico, taken about a minute before the shuttle disintegrated, shows what some observers have interpreted as a jagged leading edge on the left wing.

CNN: Piece of shuttle left wing identified

The Blue Force Tracker is a new digital tracking system, which shares information with hundreds of other commanders.

CNN: Technology links 101st on the battlefield

The Advocacy Center at the Department of Commerce will be responsible for managing and tracking all commercial advocacy reporting for the Task Force.

WHITEHOUSE: The White House