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- quadratic phase mismatch 二次相位失配
- In acoustical measurement, the error caused by the phase mismatch between acoustic transducers may be fatal in many cases. 在声学测量中 ,测量通道间的相位失配引起的误差有时候至关重要 ,以致必须进行相位失配量的校核试验。
- It analyses quadratic phase stainless and its metal compound generated from weld seam and HAZ,which affect welded pipe usage property. 分析了双相不锈钢及其焊缝和热影响区中产生的金属间化合物等二次相对焊管使用性能的影响。
- It state that in order to avoid their disadvantage effect to toughness and anticorrosion property,must take some actions during quadratic phase stainless production. 指出为了避免二次相析出对韧性、抗腐蚀性产生不良影响,在双相不锈钢焊管生产中必须采取的一些措施。
- To achieve the accuracy required to pass the IEC and ANSI standards, a technique for compensating large phase mismatch is important to implement in a meter design. 为达到IEC（国际电工委员会）和ANSI（美国国家标准学会）所规定的精确度标准，我们必须在仪表设计过程中采用特殊的技术来补偿较大的相位失配。
- This paper discusses the dispersion compensation of wavelength phase mismatch in frequency-conversion of wide-band Nd+3: glass laser, including self-compensation of tandem crystals and compensation of dispersion components (a prism or grating). 本文对宽频带钕玻璃激光频率转换中波长相位失配的色散补偿进行研究,包括晶体串接自补偿和色散元件棱镜与光栅的补偿。
- The reference light is slant and parallel when the complex filter is being built for VLC. We design a optical recognition 2f+p system whose complex filter contains quadratic phase term. 我们设计的复数滤波器带二次位相因子的光学相关识别 2f+p系统 ,在制作复数滤波器时 ,参考光是一束倾斜入射的会聚光 ,使复数滤波器包含一个二次位相因子 ;
- On the basis of CGH, it can encode two objects simultaneously by adding negative quadratic phase factor on the conjugate Fourier spectrum of one object and adding positive quadratic phase factor on the Fourier spectrum of the other. 它是在计算全息的基础上 ,通过对两个物的傅里叶谱或共轭谱分别加正的或负的二次相位因子 ,求和后进行编码、制图、缩微而得 ,该滤波器可以分别对两个物实现匹配。
- Bispectral analysis can reveal information of quadratic phase coupling of a time series and fits well the demands of characteristic extraction while on-line monitoring wear conditions of a milling cutter. 摘要双谱分析能够揭示时间序列的二次相耦合信息，特别适于铣刀磨损状态监测信号的特征抽取。
- A quadratic phase factor and DOG wavelet transform function are introduced into traditional matched filter to sharpen correlation peak, which is fabricated by computer generated hologram. 用计算全息制作该匹配滤波器时，引入DOG子波函数，以达到锐化相关峰的目的。
- This paper use the Bispectrum estimation using the direct method to process the tremor, based on studying the theory about bispectrum.It can detect quadratic phase coupling in tremor signal. 在对双谱分析理论充分研究的基础上，应用直接法双谱估计分析不同类型的震颤信号，检测不同震颤二次相位耦合情况。
- On Correction of Gain and Phase Mismatch in Quadrature Detection 正交检波系统的校正
- The effects of noncollinear angle and angular dispersion of signal pulse on the phase mismatching and parametric bandwidth are also discussed. 分别介绍了从可见光到近红外光选取合适的参数实现宽带运转的方法。
- It is necessary to adjust the direction of incident light for minimum phase mismatching when the direction of phase matching deviated from crystal normal direction. 晶体倍频中当晶体表面法线与相位匹配方向不一致时,需调整入射光方向使相位失配最小。
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- Their difference is a quadratic residue of 17. 它们的差是17的平方剩余。
- The two sets of traffic lights were out of phase. 那两组交通灯不同步。
- The branch of algebra that deals with quadratic equations. 二次方程式论处理二次方程式的代数学的分支
- Theoretic Investigation of Phase Mismatch in a High Power all Solid-state Q-switched Intracavity Frequency Doubled Laser 高功率全固态内腔倍频调Q激光器中相位失配的理论研究
- Some quadratic equations have no real roots. 某些二次方程没有实数根。
