The gradient amplifier is an essential equipment of Magnetic Resonance Imaging system (MRI). It supplies the gradient coils with pulse currents according to the signal from the control system.
梯度放大器是核磁共振成像(MRI)系统的核心设备之一，它根据前级控制系统传来的指令，向梯度线圈提供特定波形的电流脉冲。
It is investigated that the characteristics of stochastic resonance of the periodic pulse signal added Gaussian white noise through a threshold system.
研究含有高斯白噪声的周期脉冲信号，通过阈值系统后的随机共振特性。
For thousands of years the Schumann Resonance or pulse (heartbeat) of Earth has been 7.83 cycles per second, the military have used this as a very reliable reference.
千万年以来，地球的Schumann共振(Schumann Resonance)或脉冲(心跳)为每秒7.83周，军事上一直将其作为极其可靠的参考来使用。
Based on the parameter calculation of the air core reactor, this paper presents a pulse voltage resonance method to detect turn to turn insulation defects in air core reactors.
在对干式空心电抗器参数计算的基础上，提出了用脉冲电压谐振法进行电抗器匝间绝缘缺陷的检测。
The influences of some relevant parameters on resonance ionization efficiency in the recent laser pulse time-delayed scheme were analyzed with the framework of time-dependent Schrdinger equation.
针对宁西京教授提出激光脉冲延时方案，在含时薛定谔方程理论框架下探讨了各种参数对激光共振电离效率的影响；
In hydraulic transmission system, the pump's flow pulse frequency and the pipes base frequency affects each other, if the valves shut suddenly, resonance oscillation may take place.
液压系统中阀门(换向阀等)突然关闭时，液压泵的流量脉动频率和管道的基本频率相互作用，可能发生谐振。
This module uses a circuit topology of forward pulse width modulated - zero current quasi - resonance soft - switching , combined with active clamp technology.
该变换器电路结构上采用正激一零电流准谐振软开关电路拓扑结构，并结合了有源钳位技术；
The principle of pulse sequences of improved ROESY (CAMELSPIN) to suppress the off-resonance effects and increase the sensitivity of spectra were introduced.
本文介绍了对ROESY (CAMELSPIN)技术改进的脉冲序列的原理。这种改进的技术能有效的抑制偏共振效应的影响和提高谱的灵敏度。
The principle of pulse sequences of improved ROESY (CAMELSPIN) to suppress the off-resonance effects and increase the sensitivity of spectra were introduced.
本文介绍了对ROESY (CAMELSPIN)技术改进的脉冲序列的原理。这种改进的技术能有效的抑制偏共振效应的影响和提高谱的灵敏度。
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