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- 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;
- Two methods for analyzing the high frequency effect of the packaging techniques for photodiodes are presented. 摘要推导了封装前后探测器的散射参数的关系,提出了探测器封装网络高频影响的两种分析方法。
- The results have shown in expository text reading, there was word frequency effect and word class effect on fixation duration and fixation pattern. 实验结果发现,词频及词汇类型对读者眼球运动型态的影响,会因文体不同而有不同。
- 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。
- According to Sellmeier's equations for BBO crystal,the relationship of phase matching angle of generating the sum frequency effect to wavelength is theoreti-cally calculated. 根据BBo晶体Sellmeier方程确定的折射率,计算了在钛宝石激光可调谐波段的和频相位匹配角。
- 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。
- In addition, the frequency effect of digital TV is very good, supportable prevent than the number (AC-3)5.1 surrounds effect of stereo family movie theater. 此外,数字电视的音频效果很好,可支持杜比数码(AC-3)5.;1环绕立体声家庭影院效果。
- In this paper, the relation between percent frequency effect (PFE) of real part, image part and module of complex resistivity of shaly sands is studied. 研究了复电阻率实部频散度、模的频散度以及虚部频散度和含水饱和度的关系。
- 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。
- 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;
- 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。
- Introducing ABCD theory, the laser mode was analyzed; With thermal effect consideration, a short folded-cavity resonator which was not sensitive to thermal effect was designed. Thus, the requirements for efficient doubling frequency were satisfied. 采用标准ABCD传输矩阵理论,对激光器腔模式进行了详细的分析,在充分考虑热效应的前提下,根据实际情况,合理设计出对热效应不敏感的三镜折叠腔,产生两个光腰,既满足了泵浦光能量的充分利用,也满足了缩小光腰提高倍频效率的要求。
- 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
- Temperature field analytical- analysis of intracavity doubling frequency crystal KTP in High power all-solid-state laser[J]. 引用该论文 李隆;史彭;李东亮;甘安生;任兆玉;白晋涛.
- He is working double tides to finish his essay. 他日夜苦干,赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。