equation of time

With the increase of overlying effective pressure ( p), the linear correlation between stepout and porosity declines, which shows that Wyllie time average equation is sensitive in the low-pressure range.

随着上覆有效压力（p）的增大，时差与孔隙度的线性相关程度减弱，说明Wyllie时间平均方程在较低压力范围内敏感；

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The double-wave function quantum theory is applied to gain the time evolution equation to describe the physical quantities of a single motional particle in the one-dimensional Morse potential.

应用双波函数理论，得到了一维Morse势中粒子运动状态的力学量的时间演化方程。

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The transformation property of the general covariant equation under charge conjugation, space inversion, time reversal and strong reflection is studied.

本文讨论了广义协变方程在电荷共轭变换，空间反演，时间倒逆和强反射下的变换性质。

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Equations of steady drawdown, seepage velocity, quasi steady time and ideal well distance were obtained through analytic seepage equation.

通过分析理论解，从中得出稳态降深方程、稳态渗流速度方程、准稳态时间方程和理想井间距方程。

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Considering the influences of the thermally induced diffraction losses and the turn-off time of AO Q-switch on the dual-wavelength pulse, a rate equation model describing the actively Q-switched laser with AO modulator has been established.

在考虑到热致衍射损耗及声光开关时间对双波长调Q脉冲性能影响的基础上，给出了描述LD泵浦调Q双波长激光运转速率方程模型。

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At the same time, the fluid cell kinetic model of jet deflection is established directly from N S equation.

同时直接从NS方程出发，建立了射流偏斜的微元体运动模型。

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By introducing Singh-Mitchell stress-strain-time relation equation, and combining the lab tests, we analyze and give the creep form of Shanghai very soft silt clay.

通过引入Singh－Mitchell应力－应变－时间关系方程，并结合上海淤泥质粉质粘土的有关室内试验，分析得出了上海淤泥质粉质粘土的蠕变形式。

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Utilizes differential equation to discuss the modeling of time series system, and presents the method of modeling forecast about blankness and gurgitation time series.

利用微分方程数值解法对时间序列系统建模作了新的探讨，给出了单调型和起伏型时间序列的建模预测方法。

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According to the theory of equivalent time, creep as a function of equivalent time is expressed. By fitting experimental data, parameters of creep in equivalent time field are obtained; initial strain implicit solution of elastic creep equation in equivalent time field is derived.

根据等效时间理论，将徐变表示为等效时间的函数，通过拟合试验数据，得出等效时间域弹性模量和徐变度公式的计算参数，推导了等效时间域的弹性徐变方程的初应变隐式解法。

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Taking the parallel connection resistance model, a theoretical description of the MR effect in heteroepitaxial diamond films is presented by solving the Boltzmann transport equation in the relaxation time approximation.

通过求解弛豫近似下的Boltzmann方程，利用并联电阻模型，研究了P-型异质外延金刚石膜的磁阻效应。

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