多元的

As thezeros of multivariate splines, the piecewise algebraic variety is a generalization of theclassical algebraic variety.

分片代数簇作为多元样条的公共零点集合，是经典代数簇的推广，它不仅和许多实际问题如多元样条插值，CAD和CAGD等有关，而且还为研究经典代数几何提供理论依据。

In 2005, Zhao Yonghe village health services still stand when a doctor, more than 800 yuan a month to earn money; students can see the old many more than four of blackfish on income over 20,000 yuan of money and would like to engage in some trial test.

2005年，赵永还在村里的卫生服务站当医生，一个月挣800多元钱；可看到老同学蒋继军一亩多地的黑鱼4个多月就收入2万多元钱，很想搞一下试试。

According to the writer, in order to better understand multiple reading, the strategy of multiple reading should be put into the frame of didactics on the basis of reducing original intentions of "multiple reading".

本文认为，要更好地认识有关问题，应当在还原"多元解读"本意的基础上，将教学中的多元解读放入教学论框架进行讨论。

And then the sufficient conditions of differentiability for the multivariate function is considered.

然后考虑了一般的多元函数的情形，得到了当多元函数的某个偏导数连续，而其余偏导数存在时，函数可微。

This paper introduce Lagrange multiplier method and its expandings first, and show the necessary condition of Multivariate function's extreme value, and use it to solve the Multivariate function's extreme value problem.

本文首先介绍了拉格朗日乘数法及其拓展，给出了多元函数条件极值的必要条件，并利用它求解了多元函数的条件极值问题。

Extremum of the free multi-function method, multi-function conditions for extremum method.

多元函数自由极值的求法，多元函数条件极值的求法。

Then, breifly introduced the arithmetic of the Multiple Linear Regression and artificial neural networks, built up the Multiple Linear Regression model and artificial neural networks model on this foundation, and forecast ice jam water level distinguishly under experiment condition and natural condition.

然后，简要地介绍了多元线性回归和人工神经网络的数学算法，在此基础上建立了多元线性回归模型和神经网络模型，并依此分别对试验条件下和天然条件下冰塞的水位进行预测。

This paper has carried on the discussions about some key questions of multivariate statistical modeling, such as choice of statistical variable, the system linear approximation and the noise influence and so on.

同时对多元统计方法的统计变量选择、系统线性近似和噪声影响等多元统计建模的关键问题进行了探讨。

Therefore we should not ever try to do away or marginalize our bilingual, Ethnic Mother Tongues, multi-racial and multi-cultural policies!

所以我们永远都不应该尝试拿掉或边缘化我们的双语，族群母语，多元种族及多元文化的政策！

Sample data were selected by standard deviation law and factor variables were selected by the method of principal components analysis, stepwise and enter regression analysis. The forecast precision of the model is 87.35%.

样本数据筛选采用标准差法，因子变量筛选采用主成分因子分析法、多元线性回归的逐步回归和强行进入法等方法，建立的多元回归模型预测总体精度达到87.35%。

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。