扫描频率是场频和行频的统称。场频又称为“垂直扫描频率”或“刷新率”。指单位时间(以秒计)之内电子枪对整个屏幕进行扫描的次数,通常以赫兹(Hz)表示。以85Hz刷新率为例,它表示显示器的内容每秒钟刷新85次。行频又称为“水平扫描频率”,指电子枪每秒在荧光屏上扫过的水平线的数量,其值等于“场频 × 垂直分辨率×1.04”,单位为KHz(千赫兹)。
扫描频率(Scanning Frequency): 水平(H)15.625KHz 垂直(V)50Hz 水平解释度(Horizontal Resolution): 420TVL
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... rate of incidence 入射率 rate of scanning 扫描频率 rate of turn gyroscope 回转仪转动速率,陀螺仪转动速率 ...
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...: 1、采用先进的数字信号处理(DSP)技术; 2、采用数字信号分辨技术(ADD/RF); 3、采用高速信号扫描频率(Sweep Frequency),灵敏度高; 4、采用光纤同步抗干扰技术和DNR/SSS技术,误报率低; 5、广泛应用于各大超市,安装方便,易于调..
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水平扫描频率 [电子] horizontal scanning frequency ; horizontal scan frequency ; Horizontal Frequency ; horizontal line frequency
图像扫描频率 image sweep frequency ; image ambit frequency
扫描频率听力计 sweep-frequency audiometer
扫描频率发生器 frequency sweep generator ; frequency-sweep generator ; sweep generator ; sweep-frequency generator
纵向扫描频率 Vertical scanning frequency
场扫描频率 Field Scanning Frequency ; VFLB
横向扫描频率 Horizontal scanning frequency
扫描频率雷达应答器 sweep frequency radar responder beacon ; frequency radar responder beacon
扫描频率响应分析 SFRA
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iwlist:初始化扫描频率、列表频率、比特率和密钥。
Iwlist: Initiates scanning and list frequencies, bit-rates, and encryption keys.
该解调方法具有结构简单、扫描频率高、分辨率好、线性度好等优点。
This method has some advantages such as simple structure, high scan frequency, high resolution and good linearity.
热像仪扫描摆镜通常采用锯齿波形运动曲线,扫描频率和效率取决于回扫间隔时间。
The zigzag waveform movement curve is often used in the scanning mirror of thermal imager, so its performance and frequency are limited by the delay time of returning movement.
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