查询词典 modification

Reversible covalent modification The activity of many enzymes is alterd by the reversible making and breaking of a covalent bond between the enzyme and a small nonprotein group.

可逆共价修饰许多酶的活性随酶和小的非蛋白质基团之间共价键可逆性的生成和断裂而改变。

Based on the simplified model, through modification and interpolation to the normal of surface, and making use of Phong shading to build lighting-model, it makes model more real in the status which has little detail and less facets.

在简化模型的基础上，通过对其表面法向量的修正与插值，并利用Phong着色处理构造的光照模型，使模型在极低的细节与面片数的状况下仍具有较高的真实感。

Based on the simplified model,through modification and interpolation to the normal of surface,and making use of Phong shading to build lighting-model,it makes model more real in the status which has little detail and less facets.

目前，国内外学者从不同角度和应用领域对虚拟装配技术进行了研究，也取得了较大的进展[1]，[2]。但总体而言，大多文献是对装配顺序、姿

In the design and implementation of the database applications part,this paper introduces a method of progressive expansion to design concept structure of the database, and put forward the "pseudo-code" to solve the existing problem in modification complexity and large data redundancy after using the traditional method of normalization theorem to process the database.

在该系统数据库设计与实现部分，本文介绍了运用逐步扩张的方法设计本数据库概念结构过程，并提出了"伪码"的概念以解决利用传统规范化理论处理后数据库存在的修改复杂、数据冗余度大的问题。

To be sure, Hirsch's modification of the Halloween Indicator performed less well, producing a 3.9% annualized return. Though that is less than the 4.3% return of the pure version of the Halloween Indicator, note that it is still better than buying and holding.

事实上，哈丁的这一表现已经足够让他的投资通讯出类拔萃了：2002年年中至今，在《赫伯特金融摘要》此期间追踪的132份股市随势操作投资通讯当中，哈丁的修订版万圣节指标排名第十三位。

Copolymerization modification of PET was made by means of adding a third monomer on a homemade facility. The effects of the content of the third monomer NPG on the T, melting behavior and heat shrinkability of PET were studied, and the effect of drawing technology on the shrinkage of the film was also studied.

运用自制的反应装置，通过加入第三单体的方法对聚对苯二甲酸二醇酯进行了共聚改性，研究了第三单体新戊二醇用量对PET玻璃化转变温度T、结晶熔融行为和热收缩性能的影响，同时对拉伸工艺对薄膜收缩率的影响也进行了研究。

Copolymerization modification of PET was made by means of adding a third monomer on a home-made facility. The effects of the content of the third monomer NPG on the T_g, melting behavior and heat shrinkability of PET were studied, and the effect of drawing technology on the shrinkage of the film was also studied.

运用自制的反应装置，通过加入第三单体的方法对聚对苯二甲酸二醇酯进行了共聚改性，研究了第三单体新戊二醇用量对PET玻璃化转变温度Tg、结晶熔融行为和热收缩性能的影响，同时对拉伸工艺对薄膜收缩率的影响也进行了研究。

This paper mainly discussed the nucleation and crosslinking modification of polypropylene.

本文主要研究了聚丙烯的成核改性和交联改性。

Based on this modification and the experimental data, we first evaluate the nucleation of olivine.

在此基础上，根据已有的实验资料，首次对橄榄石相变的形核率进行了估计。

On basis of study on the regulation of nucleator and nano-CaCO3 on small batch bulk PP, we put great emphasis on the discussion of the relation between two kinds of modification procedures.

在研究纳米改性和传统的β成核剂改性规律的基础上，重点探讨了两类改性方法之间的联系和协同改性作用。在小本体PP／β成核剂二元体系的研究中，主要比较了两种不同的小本体045、075的结晶性能和力学性能。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。