查询词典 problems

With the development of economy and electricity industry, the consumption of regular energy sources such as coal, oil and so on grows rapidly, and it also raises the problems of atmosphere pollution, acid rain,"green house" and any other environment problems.

随着我国经济和电力事业的发展，煤、石油等常规能源的消耗大幅度增加，也引起大气环境污染、引发酸雨和&温室效应&等多方面的环境问题。

The problems on the types of urban green system,the biodiversity of urban green system,the art and science in urban green system planning and the public participation in urban green system planning were analyzed.The methods to solve these problems were advanced in order to provide reference for the future urban green sysrem planning.

分析城市绿地系统分类、城市绿地系统的生物多样性、城市绿地系统规划的艺术性与科学性及城市绿地系统规划中的公众参与等4方面存在问题，提出解决这些问题的方法，旨在为今后的城市绿地系统规划提供借鉴。

This article discussed the problems existed in assembing the Type EBJ—160 roadheader and bolting its units with pin axle s during the period of time at underground industrial tests, found out the reasons of the problems and put forward the plan for improvement.

针对EBJ—160型掘进机在试制组装及井下工业性试验期间联接各部件销轴存在的问题进行了分析，找到了发生问题的原因，并提出了改进方案。

As to the mate lag problems in loom beat up mechanism,comparing traditional four bar linkages with quick return four bar linkages beat up mechanism,the latter can solve the lag problems effectively.A CAD method of designing the quickreturn four bar linkages beat up mechanism is pointed out,and the design mathematics model and the kinematic analysis model are also presented.

针对现有织机打纬机构和开口机构在运动配合上存在的滞后问题，比较了传统的四连杆打纬和具有急回特性的四连杆打纬机构，基于后者能有效地改善配合上的滞后问题，提出了精确设计具有急回特性的四连杆打纬机构的CAD方法，给出了设计的数学模型、机构运动分析的数学模型。

According to structure characteristics and problems in the existing mold of the plug base, analyzed the mold structure, as well as secondary ejection structure by tension plate pendulum block was established, in addition, solved the problems of internal surface of the plug base becoming dark and out surface having burr.

针对某型插头基座的结构特点和现有模具存在的问题，对模具结构进行了分析论证，确立了拉板摆块二次顶出结构，解决了插头基座孔内表面发黑和外形表面有毛刺的问题。

Based on the in-depth analysis and discussion the technological process and the basic principles of the alumina production process in Bayer, three mathematical models of Bayer material balance computation were proposed for practical engineering applications in different production technology, complex engineering computing problems were first converted into non-linear multi-objective optimization problems, and the above optimization algorithms were applied to solve them and achieved excellent results.

文中讨论了各种被引入的优化算法与粒子群优化算法的融合方法与步骤问题，并给出了混合粒子群协同优化算法的收敛性定理证明。

Till today, we could successfully handle problems of this kind. Berci is a full time musician. He plays in several bands, including one of the most popular Hungarian rock bands called Black-Out, and we haven't encountered significant problems yet. He is not likely to go abroad in the near future, but if any of us did, we could easily arrange for a substitute I think. All of us have one or more full-time occupations, but there is always a way to arrange things.

到目前为止，像这方面的问题我们都能应付得很好，Berci是一个全职的音乐家，他参与了好几个乐团，包括一个匈牙利最知名的摇滚乐团Black-Out，不过我们从没遇到过严重的问题，他看来应该不会在近期之内出国去，但即使我们任何一个人这麼做，我想我们可以很容易找到一个替代方案，我们所有人几乎都有一个甚至更多个的全职工作，但不论如何总是会有方法去安排事情。

Related to the production of high-pressure boiler tubes there are many problems, the following LU Hong technology we produce some of our experts to explain the production of high-pressure boiler tube problems

有关高压锅炉管的生产存在着诸多的问题，下面我们鲁宏的技术生产专家来详解一下我国高压锅炉管生产存在的问题

The preproduction situation of commercial pure titanium (Gr.2) cross-rolled boring seamless tube was introduced, and the problems in it were analyzed. The effect of Q value on tube inner surface quality and boring problems were discussed.

中文摘要：介绍了工业纯钛（Gr.2）斜轧穿孔无缝管的生产试制情况，并对生产中遇到的问题进行分析，重点讨论斜轧管冷加工过程中Q值对管材内表面质量的影响及管材镗孔问题。

Firstly, analyzing the dynamic changes and the problems existing in the forest ecosystem in the researching area; Secondly, taking Xishui natural conservation station as the example, vectoring the picture of Forest construction in Xishui natural conservation station through using Arcview and Arc/info software, and utilizing the landscape indices to analyze the changes and problems of the arbor forest and bush forest in the forest ecosystem.

首先分析了研究区森林生态系统的动态变化及其存在问题；其次以西水自然保护站为例，运用Arcview和Arc/info软件对1992年和2001年的西水自然保护站1：50000林相图进行矢量化处理，并利用景观指数分析了森林生态系统中乔木林、灌木林的变化及其存在问题。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。