查询词典 difficult problem

Under most conditions,it is difficult to find its exact solution and is time consuming solve such a problem.

在极大多数情况下，无法求到它的精确解，而且求解也相当繁复。

This is an exceedingly difficult problem.

这是一个极度困难的问题。

The breath application and adjustment of Hulusi and Bawu is very difficult for executant, in which the first problem is breath keeping.

Page 149 二、气息强化练习 Breath Consolidating Exercise 在葫芦丝、巴乌的演奏中，气息的运用和调整困扰着很多演奏者，存在的主要问题是憋气这一难题。

The phenomena that large shareholders expropriate small Shareholders' interest will occur frequently in our stock market , which has been one of the most difficult and focusing problem to regulate and develop our stock market.

在我国股票市场上，大股东侵害小股东利益的现象不断涌现，成为了制约我国股票市场稳定发展的一个难点和焦点问题。

In this project, the most important and difficult problem is to detect and extract the texts from images.

一个新颖的以文字特征为基础的文字提取算法很好地解决了这个难题。

It is a difficult problem to fabricate deep and small holes .

深小孔加工一直是机械制造领域的难题之一。

The rapid and accurate location of line fault is all along a difficult problem unresolved in power system.

故障点的快速、精确定位，一直是电力部门尚未解决的难题。

Wiles, Princeton University, USA, to honor him for his proof of Fermat's Last Theorem, solving this difficult problem puzzling the world mathematics community for 300 years.

数学科学奖授予美国普林斯顿大学数学系教授安德鲁·怀尔斯教授，为表彰他证明了费马最后定理，解决了这个困扰世界数学界长达300多年的难题。

However, the case of highly increasing business but underqualified working group in the insurance field has not changed greatly up to now. The difficult problem is that the fewness of highly qualified working group will be bound to hold back insurance restainable development.

而反观我国保险业的发展，"业务高增长、人员低素质"的现状依然没有改变，在愈演愈烈的市场竞争中，人才稀缺问题将是阻碍其可持续发展的一大难题。

It could solve the problem that it was difficult to perform accurate analysis of stiffness and strength of a shell plastic part due to finite element simulations with many theoretical assumptions and boundary conditions.

解决了以往由于有限元模拟时存在的很多理论假设和边界条件而难以对壳体塑件的刚度及强度进行准确分析的问题。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。