• By index evaluation and empirical analysis, we discuss the pattern and time gradient of Beijing-Shanghai railway's effects on regional spatial structure.

    通过比较回归方程系数大小变化、正负变化,研究京沪铁路经济、社会、资源、环境影响变化情况。

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  • In this paper, we will use spatial econometric analysis and static comparison analysis methods to study on the regional spatial impact and time gradient changes of Beijing-Shanghai Railway.

    本文采用空间计量分析比较静态分析方法研究京沪铁路沿线区域空间结构的影响以及这种影响的时间梯度变化

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  • I mean we'd seen in last time, but the gradient is perpendicular to the level and points towards higher values of a function.

    意思上一次我们讨论了,这个梯度垂直于等高线,并且指向方程增长的方向的。

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  • We are going to create another color gradient using the same process but this time it will be at a slight angle from the left to right so that we have a little more of a natural feel.

    我们将要使用同样工序创建另一个色彩渐变但是这次渐变画布左边右边轻微角度拖拉出来,这样我们对合成效果感觉自然

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  • Access the Tool Panel again and select the Gradient Tool this time.

    再次使用工具箱这次我们使用渐变工具

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  • This number is close to the total regeneration time, including the negative gradient.

    这个数字接近总的重新平衡时间包括梯度洗脱

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  • With increasing reaction time, the cross linking reaction proceeded from the surface to core gradually to give a gelatin material with cross-linking degree gradient across the section.

    研究发现,随着时间延长,交联反应明胶材料表面至内部逐步进行,由此可获得交呈梯度变化的明胶材料。

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  • The test that we saw last time saying, well, to check if something is a gradient field if it's conservative, 0 we just have to compute the curl and check whether it's zero.

    上次测试可知,如果一个东西保守确定是不是梯度我们需要计算度,查看是否是

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  • We are going to create another color gradient using the same process, but this time it will be at a slight Angle from the left to right so that we have a little more of a natural feel.

    我们将要使用同样工序创建另一个色彩渐变但是这次渐变画布左边右边轻微角度拖拉出来,这样我们对合成效果感觉自然

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  • Objective; To compare the dependence of signal attenuation on temperature and time caused by the diffusion movements in inhomogeneous and linear gradient magnetic field.

    目的比较非理想均匀磁场线性梯度磁场扩散运动引起信号衰减温度时间依赖性

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  • The scheme can keep the large gradient variation of the original solution and can also save computation time. So, it has some value in theory and application.

    这种格式既保证梯度变化性质,能节省计算时间因而具有一定理论应用价值

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  • Pour extra oxygen into the module to raise the pressure. Not only would it buy them time to work, it might narrow the pressure gradient enough so they could pull the hatch shut.

    氧气灌入裂口处使气压暂时升高,这样不仅能够使宇航员赢得修复时间可以缩小压力梯度,使他们能够及时推上舱门

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  • The gradient elution is reasonable when the retention time is 2.3 times after the appearance of prominent peak with initial mobile phase acetonitrile-water (40:60).

    初始流动乙腈-水(40:6 0)洗脱至主峰出保留时间2.3开始进行梯度洗脱比较合理

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  • Pr conjugate gradient method is one of the efficient methods for solving large scale unconstrained optimization problems, however, its global convergence has not been solved for a long time.

    PR共轭梯度求解大型无约束优化问题有效算法之一但是算法的全局收敛理论上一直没有得到解决。

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  • The dependence of breakdown voltages of the thin film SOI devices on the concentration gradient in the linearly doped drift region is experimentally investigated for the first time.

    首次薄膜SOI功率器件击穿电压与线性掺杂漂移区的杂质浓度梯度的关系进行了实验研究。

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  • The way to determine the suitable time and space interval is put forward by investigating the variation of gas pressure gradient on wall with several time and space intervals.

    通过考察选取不同时间空间步长时煤瓦斯压力梯度变化提出选取合适的时间长和空间步长的方法

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  • The conjugate gradient method (CGM) and fast Fourier transform (FFT) technique are used to reduce the necessary memory and CPU time.

    求解过程中应用共轭梯度(CGM)快速傅立叶变换(FFT)相结合的方法降低所需计算机内存CPU时间

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  • The method can be used to calculate the the end time of effect of wellbore storage with start-up pressure gradient considered.

    方法用于考虑启动压力梯度影响低渗透气藏气井井筒储集效应结束时间计算

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  • A recursive gradient controlling law for adaptive intelligent switch controller of inertial and large dead time system is given in this paper.

    惯性纯滞后系统自适应智能开关控制器给出一种递推梯度形式控制规律

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  • Drilling a well in the broken carbonate strata where the pressure gradient is widely different, lost circulation is an important factor that makes the rig time losed.

    压力梯度悬殊的碳酸盐岩破碎地层钻井,井漏损失钻机重要因素

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  • The pressure gradient of the lithosphere is a key to explain various geological processes, and it changes complicatedly with time and space as the geothermal gradient does.

    岩石圈中的地压梯度一个极为重要参数,直接影响各种地质作用的解释

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  • The temperature and its gradient influenced the recovery rate of chloride ion remarkably while the influence of carrier gas velocity and time of distillation are less.

    加热温度及其梯度离子回收影响较大,流速蒸馏时间影响较小;提高加热温度和保温罩顶部温度有利于提高氯离子回收量。

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  • Theoretical and experimental results show that this method can eliminate the Doppler ambiguity spectra produced by transit-time effect, turbulence and velocity gradient in sample volume.

    理论实验研究结果表明方法消除渡越时间效应湍流采样单元内流速梯度造成的频谱模糊

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  • Interest of each tag contains a time domain and a number of gradient domain.

    每个兴趣包含时间标签若干梯度域。

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  • And the same time the lower permeability is the greater starting pressure gradient and the more slow speed of pressure conduction is.

    渗透率越低启动压力梯度越大,压力传导速度

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  • On each gradient, the effects of soil crust are decreasing with rainfall time.

    不同坡度下,随着降雨历时增加,土壤结皮影响降低

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  • Temperature gradient promotes transfer of moisture in larch lumbers, but should form and maintain long time temperature gradient to accelerate drying rate through proper schedule;

    温度梯度可以促进木材内部水分传递通过采取适当的工艺形成维持较长时间的温度梯度加快干燥速度

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  • A new adaptive blind source separation algorithm of non-stationary signals was presented by using natural gradient rule and time-correlation property of the source signals acting on a cost function.

    基于自然梯度原则利用信号时间相关属性对一类代价函数进行推导,获得新的非平稳信号自适应分离算法

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  • A new adaptive blind source separation algorithm of non-stationary signals was presented by using natural gradient rule and time-correlation property of the source signals acting on a cost function.

    基于自然梯度原则利用信号时间相关属性对一类代价函数进行推导,获得新的非平稳信号自适应分离算法

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