多变量的

However the computation of the finite element method is very complex when dealing high-dimensional problems. So that in order to solve the multi-variables problems, the alternating- direction method appears. It can lower the dimension.

有限元方法虽然具有高精度的优点，但是在处理高维问题时计算很复杂，因此为求解多变量的复杂问题，出现了交替方向法，可以把多维问题降维，分解成连续解几个一维问题。

We also conduct paleoclimatic reconstruction based on the leaf physiognomy of angiosperm fossils with the methodology of univariate and multivariate statistics.

利用大量的被子植物叶片化石，基于叶相特征进行了单变量和多变量的古气候重建。

Weconjecture that in the canonical basis there must be enough polynomial ele-ments in multiple variable, which include independent multiple variable anddependent multiple variable.

我们猜测：在典范基中一定存在足够多的多变量的多项式元素，包括独立多变量的多项式元素和相关多变量的多项式元素。

Greenhouse environment is a inertia , nonlinear, complex system with many variable. It's very hard to establish mathematic model and control with traditional control method.

温室环境是一个多变量的非线性复杂系统，难以建立精确的数学模型及用传统控制方法实现控制。

It is a general framework algorithm, which has fast convergence performance and is easy to implement. PSO can be conveniently applied to solve complicated nonlinear, noncontinuous, multi-dimensioned optimization problem with discrete variables and multiple restrictions.

它收敛速度快、计算简单、通用性强，能方便地被用于求解带离散变量的非线性、不连续、多约束、多变量的复杂优化问题中。

Robust design objective is always structural response′s first derivative, constraint functions are nonlinear functi...

鲁棒设计目标函数为结构响应的一阶导数，约束函数也是非线性隐函数，因此是多变量的非线性优化问题。

For this reason, one HTML tag can include multiple variables.

为此，一个包括多变量的HTML标签。

Mine ventilation system is a multi-variable complex system, in which a roadway may result in changes in the parameters and their relative Boundary more than the wind tunnel and even the whole network of air volume changes; On the contrary, in order to make a certain amount of a wind tunnel to reach a certain required value, but also by a number of roadways in other regulatory measures taken to achieve.

矿井通风系统是一个多变量的复杂系统，其中一条巷道参数的改变可能导致与其相关的多条巷道甚至整个风网的风量发生变化；反之，要想使某一条巷道的风量达到某一要求值，也可以通过在其它若干条巷道内采取调节措施来实现。

In thermodynamics we usually deal with functions of two or more variables.

在热力学中，我们经常涉及两个或更多变量的函数。

New topics, such as methods for clinical diagnostic testing, and univariate, bivariate, and multivariate techniques for survival analysis will also be covered.

新的主题，像是临床诊断测试的方法，和存活分析的单变量、双变量和多变量的技术也将会涵盖在其中。

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。