查询词典 oscillation method

By analyzing the pulse transformer and ideal drive electric current wave, we try to improve the rate of changing-over, discuss the damped oscillation, point out existing circuit design error, and working a new circuit design which can reduce the common circuit circulation and switch loss.

通过对脉冲变压器及理想激励电流波形的分析，如何提高转换速率，阻尼振荡予以讨论，指出目前存在的设计误区，做出减少共态导通与开关损耗的新设计。

Also,the pulse velocity of drilling fluid declined with increase of gas content.The drilling fluid pulse transmitting up and down along well bore had refraction and reflection components similar to damped oscillation at the boundary of system.

脉冲传输速度对含气量非常敏感，随着含气量的增加，传输速度迅速下降；沿井筒往复传播的钻井液脉冲在系统边界处将产生折射和反射，类似于阻尼振荡；钻井液粘度是影响脉冲信号衰减速度的一个重要因素。

The general solution of equations of damped forced oscillation for A_2B model

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

During the course of the experiments, by changing the waveshapes of damped oscillation and double exponential impulses in a wide range the relevant corona Q-V characteristics have been measured so as to examine the influence of waveshapes on them systematically.

其次，通过广泛地改变衰减振荡波和双指数雷电波的波形参数来测取相应的电晕伏库特性，系统研究波形参数变化对电晕伏库特性的影响，并就衰减振荡波和双指数雷电波这两种不同波形下电晕伏库特性之间的区别与联系进行了比较。

According to the variations in friction coefficient, wear rate, temperature of tribo-pair and tribo-surface micro hardness with time, the tribological process lubricated by oil containing Mg_6Si_4O_(10)_8 shows quasi-periodicity with characteristic of damped oscillation, and quasi-period is 200 h; micro-hardness of the worn surface is one time higher than that of 45~# steel substrate.

在实验室条件下，验证了主要组分为Mg6Si4O108的金属磨损自修复剂在45#钢摩擦副表面形成修复保护层的能力，得到了厚3～6 μm的反应层；采用Falex型摩擦磨损试验机进行了长达400 h的摩擦磨损试验，研究了在Mg6Si4O108润滑下45#钢摩擦副的摩擦磨损性能、摩擦副摩擦表面显微硬度和温度随时间变化的情况。

The calculation shows that the transition amplitudes display some damped oscillation with a period inversely proportional to the energy gap between the initial and final states and a damping time determined by the inter-molecular potential of the collision system.

对b与v对θ_的影响的分析表明，在物理上有意义的b和v的范围内，CO-He体系的θ_分布在30°～70°范围内，CO-HCl体系的θ_分布在93°～116°范围内，故不存在正负干涉抵消的问题，"平均效应"不严重。

Introducing the parametric plane, the stable map of Hill equation was drawn, i. e. the map of damped oscillation of crane load.

最后引入参数平面，绘制Hill方程稳定图，即起重机吊重做减幅摆动的图示。

Matrix differential system; Damped term; Oscillation; Riccati transformation; Integral average

基础科学，数学，数学分析矩阵微分系统；阻尼项；振动性； Riccati变换；积分平均

Based on optical beam deflection,a fiber-optic diagnostic system is proposed to investigate the propagation of a laser-induced plasma shock wave and the oscillation of a cavitation bubble .

实验得到了激光等离子体冲击波传播规律和空泡的动力学特性。

They reveal the paleoceanographic and paleoclimatic evolutionary history during the Neogene in the high latitude of the North Atlantic, find the millennial timescale climatic variability during the early Pleistocene "41 ka world" and couple the oscillation between surface temperature and deep water during the glacial periods, indicating the climatic instability of deglaciation during the glacial and interglacial cycles.

它们揭示了北大西洋高纬度海区新近纪的古海洋学和古气候的演化历史，发现了早更新世"41ka世界"千年尺度的气候波动，以及冰期表层水温与深层水的耦合颤动，说明冰期旋回中冰消期气候的不稳定性。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。