N的例句大全

In nonlinear regression model, θ n is the least squares estimator for parameter θ, its consistency problem has a important background of statistic application, so its consistency problem has been studied by many statistic scientists, and has been resolved more perfectly.

在非线性回归模型中参数θ的最小二乘估计量θn的相合性问题有重要的统计应用背景，所以已经被许多统计学家研究过了，并已得到较完善的解决。

This thesis proposes a N step color phase-shifting method for measuring 3 D shape of objects.

本论文提出一种N步彩色相位移法用以量测物体的三维外形.

Mould, manufacturing cycle, the n back-propagation ( BP ) neural network, the mathmatical model.

模具生产周期预测, 制造周期, 设计周期,人工神经网络BP算法.

This article reviewed the synthesis of N-substituted aza crown ethers and their new applications to the field of selective complexation and extraction for metal ions.

摘要综述了n-取代氮杂冠醚的合成和对金属离子的选择性络合和萃取研究的新进展。

Recent Advances of N-Substituted Aza Crown Ether in Its Synthesis, Extraction and Selective Complexation

N-取代氮杂冠醚的合成和络合萃取性能研究进展

The Synthesis and Structure of N phenyl aza 15 crown 15 Sodium Isopolymolybdate

苯基氮杂-15-冠-5-八钼多酸钠超分子配合物的结构与热分解

The method to separate the product was discussed finally. The n-hexane azeotrope was used to purify the triethoxysilane and a good result was got.

同时对产物的分离进行了研究，采用正己烷共沸精馏提纯三乙氧基硅烷，得到了较好的结果。

Synthesis and Antifungal Activity of N Azole Substituted Phenyl Ether Derivatives

氮唑取代苯基醚类衍生物的合成及其抗真菌活性

The changes of renal functions were azotemia, massive proteinuria and the increase of urinary NAGase ( beta-N-acetylglucosaminidase) in the earlier period of administration with RAFE in rats.

不同剂量的RAFE作用早期，大鼠肾功能改变为氮质血症、大量蛋白尿以及尿NAG酶升高。

This paper accounted briefly the basic theory of N-body central configuration.

简述了空间多体中心构型的基本理论.

The results of XPS and AES analyses showed that on tinplate surface an anticorrosive coordination compound film of laurylamine was formed, and N atoms in laurylamine molecule were coordinated with Sn ( II).

XPS和AES分析结果表明，月桂胺中的氮与锡表面发生配位作用并在锡表面形成耐蚀性保护膜。

Based on the migration and transportation models of three N and petroleum pollutants and combined the antipollution capacity of groundwater, the influence of the two pollutants on groundwater were assessed.

在三氮与石油类污染物迁移转化模型的基础上，预测了典型污染物对地下水影响程度。

The A: N:-syntax tells XMLStarlet to use an ascending numerical sort.

语法告诉XMLStarlet按照数值大小递增排序。

The second order upwind implicit TVD scheme is used to solve the compressible N-S equations for integrated simulating the complex flowfields above the missile body, athodyd inlet and firebox.

采用二阶迎风隐式TVD格式分区求解可压缩NS方程，数值模拟了导弹、进气道和掺混段内外流一体化通气模型的复杂流场。

Fertilization increased the bamboo production and improved quality significantly. It also reduced the exhaustion of bamboo forest soil fertility. The soil total N and total P content is: fertilization treatment assart treatment contrast treatment.

平衡施肥显著提高毛竹林产量和质量并使土壤肥力的消耗和下降有所缓和，土壤全N、全P含量，施肥处理垦复处理对照处理。

He urged officials in the Eritrean capital, Asmara, to cooperate with U.N. agencies and international organizations to the issues of hunger and food shortages.

他敦促厄立特里亚首都阿斯马拉与联合国机构和国际组织合作，解决饥饿和食品短缺的问题。

He urged officials in the Eritrean capital, Asmara, to cooperate with U.N. agencies and international organizations to address the issues of hunger and food shortages.

他敦促厄立特里亚首都阿斯马拉的官员与联合国机构和国际组织合作，解决饥饿和粮食短缺问题。

He says the U.N. agency technically maintains an office in Asmara, but has not had any international staff there since 2005, and is not able to monitor conditions in the nation of 5 million.

迪昂说，联合国世粮署在阿斯马拉保留办公室，但是从2005年以来那里就没有国际职员，无法监控这个500万人口的国家的状况。

Judged from the abundance of organic matter, the gas chromatograms of n-alkanes, the interrelation of terpanes and the correlation of oil/ oil, the source beds are considered mainly to be argillaceous rocks interbedded with carbonatites.

从生油岩的有机质丰度、烷烃色谱特征和萜烷相关性等和原油对比结果表明，源岩主要为与碳酸盐岩呈互层的泥质岩。

The Study on Modern Chinese N Items Appositional Formula

现代汉语并列N项式研究