乘积

In the frame of deformation quantization, one deals with functions on the phase space, and the star product deforms the commutative classical algebra of observables into the noncommutative quantum algebra of observables.

在变形量子化理论中，物理量依然是函数形式，坐标以及动量的非对易性均体现在函数之间的乘积上。

We define the concept of Conditional Attribute Measure and Product Attribute Spaces.

我们首先引入了条件属性测度和乘积属性空间的定义。

Similarly, a countable product of metric spaces can be obtained using the following metric

类似的，度量空间的可数乘积可以用如下度量获得

A new dimensionaless parameter, called the threshold-crossing intens ity, is defined as a measure of the threshold-crossing severity, which is equal to the ratio of the product of average number of crossing events per unit time a nd mean threshold-crossing duration and amplitude over the threshold.

定义了一种度量过阀严重程度的新指标，称为"过阀强度"，等于单位时间过阀平均次数、平均过阀延续时间和平均过阀幅值三项乘积与阀值之比。

We study the fixed point ofthe function that was suitably made in the product space.

在乘积空间中适当构造了一个向量函数，研究该函数的不动点。

Objective To study the value of the product of voltage and duration of QRS in diagnosing the left ventricular hypertrophy in primary hypertension.

内容摘要：目的探讨QRS电压与时间乘积诊断高血压、左室肥厚的敏感性、特异性及准确性。

It is studied factorizing a matrix over quaternion field to the product of two self-conjugate matrices. And some useful results are obtained.

摘要研究了四元数矩阵分解为两个自共轭矩阵乘积，其中有一个是非奇异阵的条件，得到了一些有用的结果。

By means of two different methods, the author derives a general equation for expanding the product of two Jacobis triple products, which can be considered as the common generalization of the quintuple, sextuple and septuple product identities.

利用两种不同的方法，作者建立一个关于两个Jacobi三重积之乘积展开的广义公式，它可以看作是五重积，六重积和七重积恒等式的统一形式。

During the simulation, surface current from primary electrode is computed. Taking rectangular triangle as the mesh unit, the integral formula of surface current can be simplified to a product of a difference expression and the surface area. So the computation complexity of FEM will be decreased and the time-cost will be cut down greatly.

在模拟过程中，需要计算主电极表面电流，通过选用直角三角形作为离散单元，将表面电流的二重积分表达式简化为一个差商表达式与主电极表面积的乘积，极大地降低了有限元分析的复杂度，减少了计算时间。

In this paper, we get several properties about this kind of matrix including three adequate conditions and two contract forms according to the important properties of regular matrix and exchangeable matrix.

利用正规矩阵和乘积可交换矩阵的重要性质，给出了亚正定矩阵的三个充分条件以及其合同矩阵的两个分解形式。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了