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- double frequency transmission 双频率传输
- VFT? Voice Frequency Transmission? 音频传输?
- A double frequency drape bugle shape antenna includes a guiding tube and a bugle section. 一种双频皱波状喇叭天线，包括一导管及一喇叭部；
- I develop a point-to-point video frequency transmission agenda, hopes everybody instruction! 详细说明:我自己开发的一个点对点的视频传输会议程序,希望大家指导呀!
- Double frequency both side band transmission 双频双边带传输系统
- The OH - transmissive spectra,photo damage resistance,photo conductivities and the double frequency properties have been measured. 测试了晶体的红外透射光谱、抗光损伤能力、光电导和倍频性能。
- The analyzer is successfully used in the dyna mic simulative tests of fractional frequency transmission system and the tripler test and study. 该测试系统已成功地用于分频输电系统的动态模拟试验及三倍频变压器的试验研究。
- As part of rolling machine s AC varial frequency transmission system, GTO s max capacity can reach to 20MVA, and for IGBT, to 8. 作为轧机的交流变频传动系统的GTO其最大容量达到20MVA,IGBT变频传动系统其最大容量达到8。
- double frequency both side band transmission system 双频双边带传输系统
- The paper discusses how to designand test the micro self - adjustable controller with double frequency laser intervener and theory of super stability based onPOPOV. 现主要讨论一种采用双频激光干涉仪作为位置反馈元件的基于POPOV超稳定性理论的自适应微动控制器的设计和实验过程。
- Temperature Modeling of Intracavity Doubling Frequency Nonlinear Crystal[J]. 引用该论文 李隆;史彭;陈浩伟;贾森;白晋涛.
- The lower ploidy materials,the higher chromosome doubling frequency. 倍性低的材料加倍率较高。
- To implement and simplify conventional video frequency transmission method, a video frequency transmission system based on NetMeeting & COM (NM COM) is implemented by using COM C Component Object Model) and NetMeeting SDK (Software Development Kit). 为了实现并简化常规视频传输方法,应用COM(组件对象模型)和NetMeeting SDK(NetMeeting软件开发包)技术,实现了基于NM COM(NetMeeting&COM)的视频传输系统。
- It made use of the signal automatic gain control (AGC) and complex logical control to realize the precise measurement of the ultrasonic signal, and made use of the logical analytical method to realize double frequency and 160 MHz frequency of the counter. 利用超声波信号的自动增益控制 (AGC)和复杂的逻辑控制实现信号的精确测量 ; 利用逻辑分析实现倍频 ,使计数器的计数频率达到 16 0 MHz;
- Front end the phonovision system the signal enters the assignment network after the amplifier, the assignment transmission system uses the coaxial cable radio frequency transmission mode. 电话电视系统前端信号经放大器进入分配网络，分配传输系统采用同轴电缆射频传输方式。
- The double frequency number is selected directly by software.When input pulse width of the frequency doubler changes, output pulse can well trace.The frequency doubler fully meets the needs o... 该倍频器在输入脉冲宽度变化时能很好地动态跟随，倍频数绝对准确，倍频后的脉冲宽度均匀，完全满足了大齿轮在机测量的要求。
- H-bridge topology ,adopted in the power circuit, runs under the limited unipolar of double frequence reversible PWM mode. 功率电路采用工作在单极倍频可逆PWM控制模式下的H桥结构。
- Conclusion Doubled frequency laser 532nm is validated with low reoccurrence in treatment of CSCR. 结论倍频532激光光凝治疗中心性浆液性脉络膜视网膜病变，疗效确切，复发率低。
- Smearing apical point with a mixture of 0.2% colchicine plus adeps lanae and 1.5% DMSO was also effective with doubling frequency 14.0%. 1%25秋水仙素+羊毛脂膏+1.;5%25DMSO涂抹生长点试验，加倍率为14
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
