参数

Part Two. The approximation theory of distributed parameter systems.

偏微分方程的特征函数理论是研究分布参数系统的一个有效方法，但分布参数系统的特征函数的求取十分困难。

This model can simulate the mechanism of the aqueous humor flow and get the parameters some of which can't be easily measured clinically, and give the gist of aqueous humor flow.

能较好地模拟房水运行机制，在与临床可测量参数一致的同时能获得一些不易测量的参数，为研究房水动力学提供依据。

The results indicate that this technique is not only feasible,but also can impro ve the accuracy of aquifer's parameters.

结果表明，应用该方法确定含水层参数不仅是可行的，而且提高了参数的计算精度。

The procedures of determining confined aquifer parameters by BP neural network were introduced...

为说明BP神经网络求含水层参数的原理，本文以文献数据给出了基于非稳定流抽水试验的BP神经网络求承压含水层参数的过程。

Moreover, the mean-square tracking error can be made arbitrarily small by choosing some design parameters appropriately. Even with unmodeled dynamics and bounded disturbances presented the controller has good robust performance without need of correct dynamic model and parameter estimation.

并且这种控制器的设计不需要有精确的系统动态模型，不需要未知参数来满足线性依赖条件，不需要具体的系统参数估计，即使存在未建模动态和有界扰动，系统仍然具有很好的鲁棒性。

Our model is valid for any arbitrary fiber dispersion parameter,input power distribution, independently of transmission distance, channel number andunequal channel spacing.

该模型适用范围广，可用于各种Raman增益参数，任意信道间隔，不同的光纤色散参数，各种大小、形状的输入光功率信号，而且不受传输距离和复用信道数目的影响。

After analysing the existing smooth orientation interpolation methods we proposed a smooth orientaion interpolation method based on cubic cardinal spline in quaternion space. This method possesses the following advantages: interpolation, C〓 continuity, accurate evaluation of the quaternion value at arbitrary parameter, transparent to the users, adjustable parameters for controlling the velocity of orientation change.

在分析现有的朝向光滑插值方法基础上，提出了基于四元数空间三次C样条的朝向光滑插值方法，该方法具有插值、C〓连续、任一参数处的四元数值可精确求得、对用户透明、可以用参数调节关键帧处物体朝向变化的速度等优点。

This wrapper cannot only intercept the functions to record the parameters and the return value but also receiving testing directives to replace calling parameters and the return value with any arbitrary value.

经由包覆的技术，不但能记录相关重要参数，也能接受测试指令进行呼叫参数与返回数值的任意替换。

In present textbook,for curvilinear parameter equation,there is no defined methods to solve characteristic of graph ,copy methods and the area of self-closed planar graph .

在现行教材中，有关参数方程所示曲线的图像特点、描绘方法以及自身封闭所围成的平面图形的面积等都未给出明确的求法，为此，文中给出了关于曲线参数方程的两个教学注记，以弥补教材中的不足。

Based on the measurement results, the elastic modulus and the longitudinal wave velocity of diabase and argillaceous limestone are organized and regressed to calculate their correlation.

百色水利枢纽消力池的工程地质条件复杂，在施工详图设计阶段对其进行专门勘察时做了大量的钻孔变形参数测试和声波测试，利用钻孔变形参数测试和声波测试结果，对辉绿岩、泥质灰岩的弹性模量和纵波速度进行整理、回归，求出其相关性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。