Thus, studying methods and techniques to design a high precision scanning control system has practical sense.

因此，研究高精度扫描控制系统设计方法和技术具有重要的实际意义。

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Scanning control system is the electrical control actuator of the scanner, and its performance decides the imaging accuracy of the scanner and the task completion of the satellites.

扫描控制系统是扫描仪的电气控制执行机构，其控制性能直接关系到扫描仪的成像精度和卫星的任务完成情况。

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A 3d measuring system with multi-CCD based on light section principle is described. The measuring principle of the system and the design of the scanning control system are presented.

描述了一个基于光切原理的多CCD脚型三维测量系统，介绍了系统的测量原理以及扫描控制系统的设计。

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Sendmail's new NT 3.0 product provides NT administrators with security features, like header scanning, relay access control, and better defenses against theoretical attacks, to which Unix and Linux system administrators are already accustomed.

CNN: Sendmail brings open source technology from Unix to NT