• For example single-phase half wave single-phase and three-phase wave, the half wave and three-phase waves all.

    例如单相、单相波、三相半波三相全波等。

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  • The possibility and limitation of applying the laser phase ranging principle to profiling the ocean waves are emphatically analysed with the experimental results.

    本文结合实验着重分析激光相位测距原理应用于海洋波浪剖面可能性局限性

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  • It is shown that the compensation for distortion does not result from the production of the phase conjugate reflected waves, but from the interaction of retro-reflective waves.

    文中证明了,返平面列阵具有补偿畸变能力,不是由于产生位相共轭反射而是由于自返光线的叠加和自返元件特性。

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  • Phase Angle Phase Angle refers to the relation between two sine waves which do not pass through zero at the same time.

    相角相角的是两个同时经过零点正弦波之间的关系。

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  • When both waves are the same in phase, strong reflections take place, otherwise, reflection become weak, and the same as for transmission.

    两种相位相同时,就会增强总反射,否则反射将会减弱,并且透射波也会有相同的规律。

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  • Based on the dispersive equation of surface waves in the coated materials, an inverse method was proposed for calculating the coating properties from the measured dispersive data of phase velocities.

    基于涂层结构表面方程,提出实测速度频散数据计算材料参数的反演方法

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  • However, phase speed depends on plasma frequency and structure dimension, and very slow waves can exist in very small sized waveguide.

    然而依赖等离子体频率结构尺寸并且非常的波可以存在于非常尺寸的波导中。

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  • The short wave disturbance did not match the undulation of the wind field, and the characteristics of its phase propagation were similar to those of gravity waves.

    短波扰动波动相匹配传播特征重力相似

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  • A new approach to realizing the analog signal source for digital phase modulation, or the approach to storing PSK signal waves, is described.

    本文介绍一种实现数字调相系统模拟信号源方法即PS K信号波形存贮

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  • Coupled laser array, which realizes phase locking of elementary lasers with evanescent waves coupling, is a promising scheme to realize coherent beam combination.

    耦合激光器阵列可以通过激光器之间耦合实现相位锁定有望实现光束相干合成方案之一。

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  • The motion amplitude and phase Angle of a semi-submersible in regular waves are solved by means of iteration method after the non-linear viscous effect was processed linearly.

    粘性影响线性处理采用迭代求解潜船规则中的运动幅值相位角

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  • The damping mechanisms of viscoelastomeric materials under the vibration waves and the formation mechanisms of the wide range glass transition of micro phase separation IPNs systems are reviewed.

    阐述了弹性材料振动作用阻尼机理,指出声波法模量法的统一性。 综述了互穿聚合物网络技术要点,并解释分离体系玻璃化转变区间形成机理;

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  • The full wave model phase analysis can be used to study the first motion direction of waves.

    模型分析法可用研究震相方向

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  • Using transient traveling waves generated by fault to locate single-phase earth fault or short circuit fault in distribution feeders mixed with overhead lines and cables is proposed.

    该文提出利用线路故障产生实现配电架空线电缆混合线路单相接地及相间短路故障测距,分析了故障初始行波模分量的暂态特征。

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  • It is shown that so long as the restrained gas exists, there are two P waves and one S wave, even though the fluid phase is incompressible.

    结果表明甚至液相不可压缩时,由于束缚空气存在,饱水土体中亦存在着两种P

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  • Mechanism of disturbance of apparent phase velocity is analyzed from distribution of energies of Rayleigh waves and the reflected body waves in the responses.

    根据表面质点响应中反射能量分配分析表观速度扰动机制,讨论振源、测点、洞穴三者相对位置及频率对表面波表观相速度影响。

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  • Using the high degree diffracted waves twice, we have obtained lower noise phase difference amplification of over 100 times.

    两次利用衍射可获得大于100倍噪声相差放大

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  • Affected by higher Rayleigh wave modes in the surface wave field, the effective phase velocity obtained by spectral analysis of surface waves SASW.

    分层介质表面两不同点响应互分析(SASW)得到有效速度并不对应基阶态相速度,它与波中高阶模态能量分配比例有关。

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  • In the three-phase inverter-fed motor drives, the switching devices'PWM waves generate shaft voltage and bearing current, and these make the motor's life shorter.

    三相逆变驱动电机系统中,开关器件PWM导致电压轴承电流的产生,使电机受到危害,降低了电机使用寿命

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  • Based on the relationship of wave vectors on crystal interface, accurate formulas calculating phase difference between two refracted waves are deduced.

    基于双轴晶体折射时满足关系导出了折射光波相位差精确计算公式

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  • Simply introduce the structure and theory of TI, s 2000 series DSP. Design the method of PWM waves in 3-phase Brushless DC Motor.

    使用TI公司2000系列DSP芯片,并简单介绍了芯片的结构原理设计应用三相无刷直流电机的PW M波形产生方法

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  • The saw-tooth carrier waves with positive or negative slope alternately are studied and applied into the three-phase PWM inverter soft-switching operation.

    研究采用正负斜率交替锯齿载波,成功地解决了主电路在任何电压矢量下都能实现零电压开关动作

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  • This cased an obviously negative phase of the AO and brought strong winter monsoon and eastward tracks of cold waves into East Asia, which led to a weakening of cold air arrived in Southwest China.

    由于AO为负值东亚冬季冷空气活动路径偏使得达到西南地区冷空气偏

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  • The phase relations between the first arrivals of compressional and shear waves, and their signification to full wave logging;

    文章还统计了纵波横波、岩体波速和岩石波速的关系可供选用指标时参考。

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  • The phase relations between the first arrivals of compressional and shear waves, and their signification to full wave logging;

    文章还统计了纵波横波、岩体波速和岩石波速的关系可供选用指标时参考。

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