查询词典 counter example

R plays an important role in constructingnew classes of rings, getting counter example in ring theory and characterizing the relationships between different rings.

的子环。R在构造新的环类，给出环论中的反例，以及刻画环与环之间的关系方面起着重要的作用。

Recently,'t Hooft [7] tried to rebuttal this conclusion with a "counter" example of his.

近来't Hooft试图以他的"反例"抗辩。

The well－known Rohrs counter—example to the stability of an adaptive control system has been studied, and resolved through an intelligent control strategy.

对鲁棒自适应控制的一般问题进行了初步研究和仿真实验，说明Rohrs反例用智能化方法可以加以解决。

A counter example of an arbitrary number of independent nucleons in the anisotropic harmonic oscillator potential at the equilibrium deformation has been also given.

也给出了一个相反的例子，即在各向异性谐振子势中处于稳定形变的任意数目的独立核子。

Apel proved that the rotated Q_1 element [36] can not be used on anisotropic meshes by giving a counter example.

Apel在[53]中已证明，较新的旋转Q_1元[36]是不能用于各向异性网格的，并且举出了反例；(3)。

However, according to the current situation of the school culture in our nation, although the harmonious school culture is now chased and worshipped by most of teachers and students, we us are not satisfied with the genuine facts of the school culture. The phenomenon of students and teachers school counter culture is the best example to illustrate.

然而，观照我国学校文化的现状，虽然融洽的学校文化为广大师生所追求和推崇，但学校文化的现实情况并不尽如人意，学校中的学生和教师反学校文化现象便是明证。

In this thesis, it is shown that the characterizations for DRHR class in Shaked and Shanthikumar (1994) are in fact sufficient conditions by a counter example. Sufficient conditions for DRHR and IMIT classes are given.

本文首先通过反例指出了Shaked and Shanthikumar(1994)对DRHR类的等价刻画实际上为其充分条件，然后利用休止时间给出了DRHR和IMIT类的充分条件。

By optimizing the model, we also put forwatd with a cacultion method to decide the number of checking service counter. An example is used to explain the caculation procedure and comfirm its pratical use, it also serves as reference for similar projects.

通过对模型的优化设计，科学地确定超市服务收费通道数量，并通过实例说明了该方法的计算过程，证明排队论在超市服务系统优化中具有实际用途，为类似的设计提供参考。

For example, to counter the disadvantage of apprising the dynamic characteristics of valve train with the maximum negative acceleration which is not enough be observed directly and not enough correct, a method of observing directly the valve trains bounce has been also put forward in this paper.

也就是在理论研究手段基本完备的情况下，利用模型直接观察机构的飞脱现象。并且以6110柴油机配气机构为例，考察了机构中最容易反映飞脱特性的推杆力随结构参数、凸轮型线和凸轮转速的变化规律，为研究配气机构飞脱特性提供了直观有效的方法。

In the thesis, the author firstly clears up some basic theories of wavelet analysis, revises some formulae and proves and deduces some theorems and formulae in detail and gives a counter example and paradox.

本文首先对小波分析的理论部分进行整理，对部分公式进行修正，同时给出了部分定理和公式详细的推导和证明，并且给出无穷区间积分的一个反例和悖论。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。