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- By means of computer simulation, Lissajou figure of the rectangular wave magneto-optical modulation method was investigated, and the principle and precision of this method were studied. 运用计算机模拟,对矩形波磁光调制的利萨如图形进行了详细考察,研究了其检偏原理,并对其检偏精度进行了分析。
- Modulation methods primarily through changes in the rate of sine wave, phase and frequency to transmit information. 留学解答资讯网:调制的方法主要是通过改变正弦波的幅度、相位和频率来传送信息。
- The technology of QPSK has been applied in a lot of fields,it's the main modulation method in some big system. QPSK 调制技术应用相当广泛,已成为许多大型系统的主要调制手段。
- Orthogonal frequency division multiplexing (OFDM) is a multi-carrier modulation method. 正交频分多路复用是一种多载波调制技术。
- A multilevel laser power modulation method was developed based on the industry standard architecture (ISA) interface and a complex programmable logic device (CPLD). 该文描述了一种基于工业标准结构(ISA)总线和复杂可编程逻辑器件(CPLD)的多阶激光功率调制方法。
- However, for the light detector with high threshold, the pupil zonal phase modulation method is better than the optics apodization method. 但是;对于高阈值的光探测器;光瞳相位调制方法要优于光学切趾术.
- The stability of micro-birefringence optical path difference measuring system based on electro-optic modulation method is studied. 提出用旋转半波片－反射法测量半封闭玻璃制品应力，探讨以电光调制法为基础的微双折射光程差测量系统的稳定性。
- One type of solar grid-connection system by using LCL immittance converter,also with it's detail SPWM modulation method are presented. 介绍了一种用于太阳能并网逆变的LCL导抗变换器系统,提出了所需SPWM的具体调制方法。
- Regional seismic wave carries iota of information about structural variations in the crust and the upper mantin. 摘要区域地震波携带着大量的信息，可以很好地反映地壳和上地幔结构的变化。
- Our group started the experimental test of the photon rest mass in 2000, and presented a scheme of the modulation method with the precise torsion balance. 我们实验室于2000年开始进行光子静止质量的实验检验,并提出了扭秤调制法检验光子静止质量的实验方案。
- The intensity modulation method is the oldest and simplest method for fiber-optic sensor, in which a homochromatic laser is used as system light source. 强度法是干涉型传感器采用的最古老、最简单的方法，它采用单色激光光源作为系统的光源。
- A novel modulation method for cascaded multicell inverter with separated dc sources is presented in this paper to balance the unequal power distribution among different invert cells. 摘要针对带独立直流源的级联型多电平逆变器各逆变单元间应力分配不均衡提出了一种新的调制方法。
- The welding CAPP system is developed with OOP technology and module method. 利用面向对象技术和模块化设计方法 ,开发了一个适用于焊接加工的CAPP系统。
- The paper presents a fingerprinting modulation method based on vector-tree structure. Comparing to traditional AND-ACC method, it can improve system performance in resistance against the attack of colluders. 摘要提出一种基于矢量树结构的指纹编码调制，相对于传统的AND-ACC调制方式来说，其有效地增强了系统抗共谋攻击的能力。
- The new president carried out a purge of disloyal army officers. 新总统对不忠诚的陆军军官进行了一次整肃。
- This article has a review of the developments in modulation method,RF amplification system and in such multifunctions as SSB, floating carrier and AM multiplexing, in the recent 20 years at home and abroad. 文章回顾了20年来国内外调幅广播在调制制式、射频放大系统以及包括单边带、浮动载波和调幅多工等多种功能的发展状况。
- This method that more voltage vector chosen in per controlling period is integrated to target voltage vector according to torque, flux and speed increase number of voltage vector of system and apply more simple modulation method. 即根据转矩、磁链误差和速度的不同，在每个控制周期内选取多个电压矢量来合成目标电压矢量，增加电压矢量的数目，并采用更为简单的调制方法进行脉宽调制，从而大大降低转矩、电流和磁链的波动，使系统在低速时的转矩更平稳、性能更佳。
- He was carried away by his enthusiasm. 热情使他的头脑不够冷静。
- Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
