Servo system of the compact disc storage device is the combination of fine machine and computer control, gathering high tech such as laser measure or tracking position and DSP application.

光盘存储设备的伺服系统是精密机械和计算机控制的结合，集合了激光测量及定位跟踪、DSP应用等高新技术。

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As the target drives around, the tracking device triangulates its position from three or four GPS satellites, and digitally transmits its coordinates continuously by radio.

当汽车在开行当中时，跟踪设备用三个或四个GPS卫星以三角形定位，然后持续地通过无线电数字传输目标所在的坐标位置。

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The MatchNode class wraps an individual match in the string while tracking its position within the set of matches returned.

跟踪各个匹配在返回的匹配集中的位置时，matchnode类在字符串中封装各个匹配。

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Head-tracking ensures the position of the player and sends the virtual ball into the right area of the net with each movement.

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What GPS does outside, tracking and locating your position, Wifarer, with IPS does inside.

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Earlier this year Narayen picked up another audience-tracking tech firm, called Demdex, to further entrench his position among companies that manage, analyze and act upon what people do on the Web, particularly around selling stuff.

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