查询词典 modified bessel function

The change in group component of the coal tar pitch road binder modified by tired rubber with reaction time and its modified mechanism were studied.

研究了煤沥青在供氢剂的作用下，族组成随反应时间的变化规律及其受氢改质机理。

Cellulose, potassium bicarbonate, modified cellulose gum, modified cellulose, magnesium stearate, soy lecithin, and carnauba wax.

纤维素，碳酸氢钾，改性纤维素胶，改性纤维素，硬脂酸镁，大豆卵磷脂，和巴西棕榈蜡。

The experimental results showed that the lower the viscosity of the oligomer, the better the improvement of the powdering; when the content of the oligomer in the phenolic resin was 3%, the powdering of the modified foam was only 40% of that of non-modified foam, with elastic resilience higher than 60%; The mechanism of the ...

结果表明：预聚物的粘度越低，对酚醛泡沫的粉化性的改善效果越好；当预聚物的质量分数为 3 %时，改性泡沫的粉化程度仅为未改性的 40 %，且使泡沫具有一定的弹性，回弹率大于 60 %；聚氨酯预聚物对酚醛泡沫塑料的改性机理不是简单的物理共混，同时伴有共聚反应发生。

For the accuracy and complexity of different complexity analysis method are different, firstly, the ultimate strength of pressure hull is mathematically analyzed and calculated by ANSYS, and then the empirical formulation is modified according to the modified factors, which are gotten by the accurate model of ANSYS. So that the calculation accuracy will be improved and the calculation time will be reduced after the analysis model of pressure hull structure is integrated.

不同分析方法的准确度和复杂度不同，本文采用ANSYS这种高精度分析方法对于载人球壳的极限强度进行计算，并根据所得到的计算结果来对采用经验公式方法得到的结果进行修正，使得多学科设计优化模型中集成修正后的载人球壳结构分析模型以提高计算结果的精确度和降低运算时间。

In order to control the propagation of errors and enhance the accuracy of numerical solution, the wilson-θ method is modified and the numerical stability of modified wilson-θ method is analyzed.

为有效控制误差的传递，提高计算精度，对Wilson-θ法进行改进并分析了改进Wilson-θ法的稳定性。

Nano -crystalline grains of V was also formed on the surface layer of modified V, it delayed pulverization of modified V.

金属钒表层出形成了钒的纳米晶粒，延缓了改性钒的粉化，这对工程应用十分有利。

This paper analyzes, from voice, vocabulary, syntax and Context angles to analyze the causes of Ambiguity in English : English, homophone Words and speech courses. often lead to ambiguous; Ambiguity and the vocabulary is more than just words and often with difficulties arising; This paper also cited a focus on syntactic structure led to a number of interpretations, including regular structure, transitive verb with double-bin structure, vocabulary twists and turns, modified or modified sentence, phrase,sentence structure comparison, the Infinitive structure, Adverbial structure, and caused discrepancy conjunctions and other clauses; There Context discrepancy.

本文从语音、词汇、句法结构和语境等角度系统探讨了英语中歧义的起因：在英语中，同音异义词和连读常常导致语音歧义；而词汇歧义常常是由多义词和同形异义引起的；本文还重点列举了导致歧义的多个句法结构，其中包括有否定结构，及物动词加双宾结构，词汇曲折变化，修饰短语或修饰句，比较句结构，动词不定式结构，状语结构，连词 and 引起歧义和其它从句等；另外还有语境歧义。

In this article we analysed the characteristic of two kinds of modified melamine resin fiber which are PVA and Resorcin modified melamine resin fiber.

分析了聚乙烯醇和间苯二酚两种改性三聚氰胺树脂纤维在表面结构性能，物理性能，热性能等方面的改进以及固化剂的添加对纤维性能的影响。

Because cortical organization can be modified by behavioral training, we attempted to reduce tinnitus loudness by exposing chronic tinnitus patients to self-chosen, enjoyable music, which was modified to contain no energy in the frequency range surrounding the individual tinnitus frequency.

此前的研究表明，这样一种耳鸣响亮到足以导致占人口的1%到3%的人的生活质量显著下降。这种疾病的原因尚不清楚，但是耳鸣患者的听觉皮层——处理听觉信息的大脑区域——常常受到影响，其受影响程度与感受到的耳鸣程度有关。

Mainly using protein - film voltammetric technique, we have achieved direct electrochemical response of lots of proteins such as hemoglobin, myoglobin, cytocrome c, cytocrome b5, horseradish peroxiase, GOD ,Vitreoscillia sp. haemoglobin, etc., at a series of protein membrane modified electrodes, for instance, protein/kieselgubr, protein/polyethylene glycol, protein/polyethyleneimine, protein/phosphatidylcholine, protein/DNA, protein/montmorillonite/polyvinyl alcohol, protein/silver nanoparticle/ cysteamine membrane modified electrode, etc., which are prepared by casting, incorperating or layer by layer self-assembly methods. Electrochemical behavior of these proteins in the films have been studied, and their structural and conformational changes have also been examined with spectrometric techniques.

三年来，在基金委的支持下，我们以蛋白膜伏安法这一新技术作为主要的研究手段，并结合其他生物、化学技术，研究了血红蛋白、肌红蛋白、细胞色素C、细胞色素b5、辣根过氧化物酶、葡萄糖氧化酶以及好氧革兰式阴性菌透明颤菌中的血红素类蛋白等多种蛋白质在以涂布和自组装方法制成的蛋白质/硅藻土膜、蛋白质/聚乙二醇膜、蛋白质/卵磷脂膜、蛋白质/聚乙烯亚胺膜、蛋白质/蒙托石/聚乙烯醇自组装膜以及蛋白质/银胶/半胱胺自组装膜等修饰电极上的直接电化学行为，结合各种光谱技术，对蛋白质在膜中的构象进行表征，探索其电子传递机理。

Molecular Distillation is a kind of high vacuum distillation method, which is suitable for the separation of high boiling, heat sensitivity and viscidity products.

分子蒸馏技术是一种在高真空条件下进行的连续蒸馏过程，适合于分离高沸点、热敏性及具有生物活性的混合物。

They are to the Noughties what yuppies were to the Eighties .

那在六十年代是时髦的，但在八十年代肯定是过时了