However, the modulation-demodulation of ultraviolet and voice transmission are the key technologies.
然而, 紫外光通信的 调制解调技术 以及语音传输是整个系统的关键难点.
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Mode locking can be induced not only by loss modulation, but also by phase modulation.
锁模不仅可用损耗调制取得, 也可用位相调制来得到.
辞典例句
This system of modifying the carrier waves is called " Amplitude Modulation, " or " AM ".
这个改变载波的系统称为 “ 振幅调制 ” 或缩写为 “ AM ”.
辞典例句
OFDM is a type of modulation is called orthogonal frequency division multiplexing.
OFDM是一种新型的调制方式,称为正交频分复用.
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Image form a variety of modulation algorithm to display the actual results.
以图像形式展示了各种调制算法的实际运行结果.
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Pulse-Width Modulation ( PWM ) technique is widely applied in many fields.
脉冲宽度调制 ( PWM ) 技术在许多领域有着广泛的应用.
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Position control of d . c . motors has been done by means of pulse width modulation.
直流电机位置用脉冲宽度调制法控制.
辞典例句
Remanence is eliminated effectively by using software technique of AC magnetism modulation.
装置采取软件交流磁调制检测技术,有效抵消了剩磁效应.
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These channels are responsible for the modulation of the hydr ation state and transparency of lens.
在晶体电生理特性研究中,多种模式的膜片钳技术得到了广泛应用.
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An electron tube used to amplify or generate ultrahigh frequency by means of velocity modulation.
速调管一种用速度调节的方法放大或产生超高频率的电子管.
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安装在高速运动载体上的雷达高度表,其地面回波被一宽带多普勒信号所调制.
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论述了计算机数字录音技术中的语音压缩算法 — SB-ADPCM ( Sub Band -AdaptiveDifferentialPulseCodeModulation ) 方法.
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The Frequency Shift Keying modulation is widely used in HF digital communication.
移频键控是短波数字通信中常用的一种调制方式.
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