• 结论急性脑卒中患者综合扰动系数呈现先低后高的动态变化,反映了水肿形成过程。

    Conclusions the comprehensive disturbance coefficient takes on dynamical changes in acute cerebral stroke and reflects the course of edema formation.

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  • 通过三个矢量方程组,系统地归纳了小扰动理论应用于多排叶片时各待定系数的关联方程。

    By means of a three vector equation system, the correlative equations of the undetermined parameters are thus deduced when the small disturbance theory is applied to multiple blade rows.

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  • 本文计算了各种条件下绕圆柱的阻力系数、流函数涡量分布以及扰动流函数等。

    The drag coefficient, the stream function and vorticity, the perturbed stream function are calculated under various conditions.

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  • 扰动地面的雷诺数和阻力系数均大于原地面,弗劳德数差异不显著;

    The Reynolds number and the resistance coefficient of the disturbed land was more than that of the undisturbed land.

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  • 由于锅炉燃烧系统的扰动较大,我们实际寻取的是相对的最佳过量空气系数,更为重要的是找到最佳过量空气系数区间。

    Because of the great disturbance of boiler burning system, on the spot, we don't find absolute excess air coefficient but its optimum interval.

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  • 然后取扰动黄土配制不同密度、不同含水量试样进行试验,测得黄土导热系数和比热容。

    Then taking loess samples with different densities and moisture contents, the coefficient of thermal conductivity and specific volume heat of loess are tested.

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  • 摄动理论显示,对于特征方程系数的小幅度扰动即可导致根的大幅度变化。

    Perturbation theory indicates that small perturbation of the coefficients could lead to the big perturbation of the root.

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  • 用这种方法测定的固结系数值与原位实际的固结系数值会出现一定的偏差,主要原因是土样会不可避免地受到环境改变、运输、室内试验等一系列过程的扰动影响。

    The consolidation coefficient taken by this way has disparity compared with the real value in the location. It is inescapable disturbed by such series as sampling, transporting and testing.

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  • 研究了矩阵列(行)一致扰动的几个性质,并应用于线性方程组。给出了线性方程组系数矩阵一致扰动下解的相对误差界。

    Several properties about matrix with consistent perturbation are studied and applied into linear equations. Error bounds with the solution perturbation are given.

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  • 本文通过空间扰动位协方差函数特性,得出卫星重力梯度数据与引力位系数的相关协方差函数。

    Least Squares Collocation is used to educe the function that can directly compute gravitational potential coefficient by satellite gravity gradiometry data.

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  • 在线性加载的情况下,考虑了扰动区土体水平渗透系数抛物线变化以及桩周土体的径、竖向组合渗流,给出了该问题的控制方程以及解答。

    OADC with consideration on the gradual variation of horizontal permeability of soil in disturbed zone is greater than the one without considering the horizontal permeability variation.

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  • 研究结果表明,开挖扰动和基质吸力对边坡安全系数有较大的影响。

    The result indicates that excavation disturbances and matrix suction could exert an obvious influence on the slope safety…

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  • 研究结果表明,施工扰动对基坑安全系数有较大的影响,应采取综合措施控制施工对土体的扰动。

    The study shows the construction disturbance can exert an obvious effect on the safety factor. And some engineering measures to control the construction disturbance are taken.

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  • 本文基于李雅普·诺夫运动稳定性理论,导出了弹丸动态稳定性条件的通式,并着重讨论了弹丸扰动方程采用“冻结”系数法的适用范围与其判据。

    Based on Liapunow's theory of stability, the general conditions about the dynamic stability of a projectile is deduced and the applicable region for the frozen-coeff...

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  • 本文基于李雅普·诺夫运动稳定性理论,导出了弹丸动态稳定性条件的通式,并着重讨论了弹丸扰动方程采用“冻结”系数法的适用范围与其判据。

    Based on Liapunow's theory of stability, the general conditions about the dynamic stability of a projectile is deduced and the applicable region for the frozen-coeff...

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