查询词典 class field

Several criteria are given for judging whether ideal class number of a realquadratic function field to be one.

研究了实二次函数域的理想类数为1的一些必要条件以及等价条件。

Although he was a toughminded world class entrepreneur, Field was also a deeply committed, self-styled urban conservationist.

尽管菲尔德是个坚强的一流企业家，他同时也是个忠实的，自封的城市自然资源保护主义者。

If, hacker, ankle bicer, in the IT field now refers to a "dabbler" in the computer experts, they like to operate a computer hacker wanted to be a class of characters, but their computer literacy and work skills are limited, so called ankle bicer; much - racker refers specifically to gather personal privacy and political scandals of people; paper - pushers refers to a member of dilatory; kegger beer party and so on.

如，hacker ， ankle bicer ，在IT 领域现指"半瓶醋"的电脑专家，他们喜欢操作电脑，想做个黑客一类的人物，但他们的电脑知识和工作技能有限，所以称之为ankle bicer ； much - racker 指专门刺探个人隐私和政界丑闻的人； paper - pushers 指办事拖拉的成员；kegger 啤酒舞会等。

A class of exact solutions of the Dirac equation are obtained for an electron in the electromagnetic field of a wave guide formed by two pairs of hyperbolic cylinders.

摘要研究了位于由两对双曲柱面构成的波导管电磁场里的单电子的性质，得到了单电子在场中狄拉克方程的新一类精确解；计算了极化算符的本征函数。

This article is based on the writer's teaching of years, using the research production of the diversity. Combing our country's features, the writer tries to perfect the diversity factor in the system of class teaching, do some microcosimic research about teaching strategy and teaching mode in the field of teaching designing and provide a substantial and practical """"""""diversity teaching mode"""""""" and """"""""diversity teaching strategy"""""""" as well as clarifying some opinions.""""""""

本文在笔者多年的教学实践的基础上，借鉴国内外对教学差异中差异因素的研究成果，结合我国的具体特点，试图逐步完善班级授课制下差异因素的研究，并在教学设计领域中针对教学策略和教学模式进行微观具体的研究，从而阐发自己的一些观点并提出一种具有实效性、可行性的"差异教学"模式及"差异教学"策略。

Three drill chuck (world first-class precision, OEM or private brand popular in Japan and Europe type) we are confident in the manufacture of machine tools and accessories in our field plays an important role, will provide fine mature products.

三、高精度自动钻夹头（世界一流精度，以OEM或自有品牌之型态畅销日本及欧美）我们自信在制造机床工具和附件的领域里我们扮演着一个重要的角色，为您提供精美成熟的产品，。

The present paper provides a general account of the literature review and the research work in the field of student participation in ELT class.

本文对学生参与课堂英语学习的理论，以及在这一领域内的调查做了总体说明。

Ecause the method can track satisfactorily all types of state of a class of uncertain variable structure systems, it can extend the nonlinear state error feedback control law and auto disturbance rejection controller application field.

该方法能有效跟踪变结构非线性系统的各阶状态变量，拓宽了非线性状态误差反馈控制器和自抗扰控制器的应用范围，同时给予了稳定性证明。

This undergraduate class presents human ethology for future researchers in the field, and is designed to be both broad and deep.

本大学部课程提供给人类动物行为学未来的研究者兼具广度及深度的内容。

With our company in the field of battery production and sales success and experience, combined with the international trend of development of enterprises, attaches great importance to "science and technology works, aimed at first-class" corporate management concepts, introduction and cultivation of a large number of science and technology have the senior titles personnel, so that the proportion of scientific and technical personnel of the total number of employees of 30%. In 2000 for the importance of new technology research and development of new products and applications, the investment has set up a "Ningbo Jiangdong original battery engineering and technology center", which specializes in battery performance and electrochemical behavior of materials research and the battery under different circumstances in the application of the test.

我公司凭借在电池生产销售领域取得的成功和经验，结合国际化企业的发展趋势，高度重视"科技兴厂，志在一流"的企业经营观念，引进和培养了一大批拥有中高级职称的科技人员，使科技人员的比例占总职工人数的30％。2000年公司为重视新技术新产品的研发和应用，投资成立了"宁波市江东原电池工程技术中心"，专门从事电池的原材料性能和电化学行为研究及电池在不同环境下应用的测试。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。