查询词典 interval algebra

The estimated heritibilities were 0.065 and 0.047 for interval from first to last inseminution and calving interval, respectively;Genetic correlation were 0.45 and 0.35 between IFL,CI and milk yield, respectively;phenotypic correlation were 0.17 and 0.15, respectively; genetic correlation was 0.33,and phenotypic correl...

结果表明：环境因素对母牛主要繁殖性状影响非常显著，母牛繁殖性状为低遗传力性状，各性状间存在不同程度的相关

Using the main result, we also obtain a simple criterion to check if a given C(superscript *)-algebra A is Abelian, that is, A is Abelian if and only for any two positive elements a, b∈A, there is a'∈A such that ab=ba'.

利用文中的主要结论，还得到了判断C-代数A是交换一个简单条件，即A是交换的当且仅当对A中的任何两个正元a，b存在a'∈A使得ab=ba'。

Using the main result, we also obtain a simple criterion to check if a given mathrm C^*-algebra A is Abelian, that is, A is Abelian if and only for any two positive elements a, bin A, there is a'in A such that ab=ba'.

利用文中的主要结论，还得到了判断 mathrm C^*-代数 A 是交换一个简单条件，即 A 是交换的当且仅当对 A 中的任何两个正元 a， b 存在 a'in A 使得 ab=ba'。

Group is an important concept in Modem Algebra. Viewed from a different angle it may be divided into two different categories: finite group and infinite group; and Abelian group and non-Abelian group.

群是《近世代数》的一个重要概念，从不同的角度出发，群可以分为有限群和无限群两大类，又可以分为交换群和非交换群两大类。

This is the field of abstract algebra .

这是抽象代数领域。

This situation is much like that of the mathematics student trying to understand abstract algebra.

这种情况很像当年的学生在了解数学抽象代数。

The concepts of variable, function and their application are the kernels of algebra abstract thought.

变量和函数的观念及其运用又是代数抽象思维中最核心的部分。

A abstract algebra group composed of one element is the highest abstraction of the mathematical models researched in this paper.

一阶的有限群是对本文研究的初等代数运算描述的数学模型的最高形式的抽象。

The theory of group: This is one of the most oldest and richest branches of abstract algebra.

二。群论：群论是抽象代数学里发达最早而内容最丰富的一个部门。

Algebra abstract thought is a typical pattern of psychological activity of human cognition.

代数抽象思维是人类认知的一种典型的心理活动方式。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。