查询词典 rectangular parallelepiped

The error spectra obtained from the results of the data processing by different operators based on rectangular formula, trapezoid formula and their compensation forms are discussed, through which some error features of these operators are obtained.

文中在总体上讨论了诸如矩形公式、梯形公式以及它们的补偿形式等数据处理方法的误差谱，讨论了它们的一系列性质，例如对称性、周期性。

According to two hypotheses: one for the relation between the dynamic complex stiffness and the material dynamic characteristics, another for the relation between the static displacement and the force acting on the element, the predicting formula for rectangular cross section are obtained respectively using the static stiffness formulation from the beam——column theory and the G〓bel method.

利用粘弹性材料的标准导数和分数导数模型的本构关系，建立了动态储能和损耗模量函数的关系式，由材料特性实验确定其中的参数，按元件的动态复刚度和材料动态特性之间与元件静态位移与作用力之间的关系假定，依柱梁理论或G〓bel的方法建立的静刚度表达式，建立了矩形截面环元件的刚度和阻尼的预测公式。

The measured data were fitted with the modified rectangular hyperbola models of the photosynthetic responses to flag leaf intercellular CO2 concentration A/C(subscript i and air CO2 concentration A/C(subscript a aimed to approach the reasonability of the fitted results obtained from the models.

结果表明：由A/C和A/C修正模型所给的光合能力和CO2补偿点几乎相同，但得到的光呼吸速率和初始羧化效率则完全不等；产生这种差异的原因是利用叶片气体交换测定的数据所计算的胞间CO2浓度并不是植物叶片本身的胞间CO2浓度；A/C修正模型比A/C修正模型更为合理是因为A/C所估算的光呼吸速率接近测量值。

On the other hand, we study asymptotically fast algorithm for rectangular matrix multiplication.

本文还研究了矩阵乘法的渐近快速算法。

The calculation method of reliability is given by taking advantage of MATLAB software and rectangular matrix operation.

以MATLAB软件为工具，矩阵运算为核心，给出了联合支护系统可靠度求解方法。

The point source model for calculating transfer matrix of two-dimensional rectangular cavity has been extensively used.

计算二维矩形声腔传递矩阵的点源模型已在实际工程中取得了广泛应用，但是点源模型本身的奇异性使得传递矩阵的计算不精确。

A comparison of the existing sound source model for calculating transfer matrix of two-dimensional rectangular acoustic cavity is performed in this paper.

在比较现有二维矩形声腔的声源计算模型特点的基础上，提出了一种新的正方形线声源计算模型，用于计算基于模态级数叠加法的压力响应函数。

A matrix is a rectangular array of numbers consisting of any number of rows and columns.

主要需要什么是矩阵。

In a way, in this paper we follow the latter approach in dealing with the general case of a rectangular matrix A 2 Rmn of maximal rank m and b 2 Rm.

从某种意义上说，在本文中，我们按照后一种做法在处理一般案件的长方形矩阵 2室N的最大秩2米和B室。

Among six position and orientation parameters, three are independent and the other three are dependent, thus the Jacobian of the mechanism is a rectangular matrix.

在这种机构操作器平台的六个运动位姿参数中，只有三个是独立的，而其它三个参数不是独立的。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。