距离扫描 [雷达] range sweep ; range scanning
距离扫描发生器 range-sweep generator
距离扫描脉冲发生器 range-sweep gate generator ; sweep gate generator
远距离扫描 long-range scanning ; Long Range Scan
距离扫描电路 range-sweep circuit
距离扫描电流 range-sweep current
距离扫描电压 range-sweep voltage
长距离扫描器 Long Range Scanner
扫描距离 Scanning distance
虹膜扫描可以在远距离操作。
智能手机还带有具有微距模式的摄像头，这些摄像头可以短距离自动对焦扫描出现在报纸和杂志上的条码。
Smartphones also typically feature cameras with a macro mode that allows automatic focus over very short distances to scan codes that appear in a newspaper or magazine.
先进的电路，减少干扰的背景调谐器和一个灵敏的假警报，您可以自动扫描变量的距离和渠道。
Advanced circuitry reduces false alarms from background interference and a sensitive tuner allows you to automatically scan variable distances and channels.
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