transformation GRE四级六级

In other words, The Hermiticity of a matrix is invariant under unitary transformations.

言之，矩阵的厄密性在幺正下保持不。

Going to college brought about a dramatic transformation in her outlook.

上大学使她的观念发生了巨大的化。

But the breadth of the economic transformation can’t be measured by numbers alone.

但不能只靠字来衡量经济化的程度。

He was struggling to make the transformation from single man to responsible husband.

他正在努力使自己由单身汉为可靠的丈夫。

The transformation has been nothing short of a miracle.

这种化堪称奇迹。

A startling cultural transformation occurred in post-war Britain.

战后英国的文化出现了令人惊讶的化。

The historical development of a language is hardly a sudden transformation of one language into another, but a gradual and constant process, often indiscernible to speakers of the same generation.

语言化是一个缓慢的渐的过程，其化是同代人所不易察觉的。

The result indicated that transformation of perlite was accelerated and the quantities of ferrolites was increased under the function of impulse electric field at second stage graphitization.

进而分析了脉冲电场作用下基体中石墨晶核的量增加,有效地缩短了珠光体分解时碳原子的扩散距离,从而加速了第二阶段石墨化过程中珠光体的转。

Weighing filtration membrane is often used to get the dust concentration of environment.However,this method is discommodious and can not get the instantaneous transformation of dust concentration.

环境粉尘浓度的测定一般使用滤膜称重方法测得,该方法费时费力,且不能得到瞬时粉尘浓度的化。

On the basis of the transformation of nonintegral folede-chain (NIF) crystals into integral folded-chain(IF) crystals,the growth processes of double lamellae and single layer lamellae is discussed.

根据非整次折迭链晶向整次折迭链晶的转,讨论了双层片晶和单层片晶的生长过程。

Aerobium were added to the compost using chicken manure and wheat straw as raw materials.Effects of transformation promoter on the chicken manure compost fermentation were investigated.

摘要 选用鸡粪和小麦秸秆为原料进行高温好氧堆肥，研究促腐剂在鸡粪堆肥发酵中的应用。

By using the method of coordination transformation and expandedness Fourier series, an analytic solution is obtained from studying the Newtonian fluids laminar flow in eccentric anulus.

采用坐标和函展开成傅立叶级的方法,推导出了牛顿流体偏心环空轴向流动速度场的严格学解析解.

Fleshcolor chemistry and fleshcolor transformation mechanism were described in this article ,the key factors of chemistry and biology effect in fleshcolor stability were summarized.

对近几十年来人们对肉色化学、鲜肉成色机理的描述,影响肉色稳定性的化学、生物学因素,进行了综述。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳的镍基单晶高温合金在热处理和持久过程中的碳化物演化机制以及各种碳化物对合金持久性能的影响。

During heating,phase transformation and expansibility of the new quartz sands and the calcined Quartz sands from two places were determined by DSC and thermodilatometry.

本研究采用DSC和热膨胀仪对两种石英砂的原砂和焙烧砂在加热过程中的相和热膨胀进行了分析。

From the Concept, the formation and the character of supermolecule, the author probes three basic function of supermolecule system: recognition, transformation and translocation.

从超分子的概念,组成和特性着手,探讨了超分子体系的三大基本功能:识别、催化和输运。

A detecting system for the transformations of oxyhemoglobin(HbO2) and blood flow of inner ear was presented for the research of motion sickness.

提出了一种利用内耳血氧含量及血流量化作为检测参的测量系统。

Lorentz promoted the Loredtz transformation in a form of hypothesis while Einstein deduced it from the necessitarianism of restricted theory of relativity.

洛仑兹以假设的形式提出洛仑兹;而爱因斯坦以狭义相对论的必然结论的形式导出洛仑兹。

The results show that all solution can determinately exist, which avoids the complicated discussion to singular solution educed from D-H transformation method.

结果表明，各关节的运动学逆解唯一，计算简单，运算量小，特别是对于具有多冗馀度的机器人，此法能够避免奇异解的讨论，提高计算效率。

Their properties were characterized by using integral transformation and matrix theory.Two biorthogonality formulae for the multiple vector-valued multivariate wavelet packets were obtained.

运用积分与矩阵理论，刻划它们的性质，得到两个双正交公式。