重要中心

Since the reform and opening-up to the outside, its economy and social work havedeveloped rapidly. Its comprehensive science and technology capacity ranks the 3rd nationwide. Its application technology on aviation, machine, electron, instrument, optics, spin, and electric equipments ranks the first class of China. Xi'an is not only an important center of electric transmission and transformation equipment manufacturing, spin industry, airplane manufacturing and horologe industry, but also a significant center of finance, trade, culture, education, and tourism.

改革开放以来，西安的经济建设和社会事业得到了快速发展，西安的科技综合实力位居全国第三位，其航空、机械、电子、仪表、光学、纺织、电力设备等应用技术居全国前列，是中国重要的成套输变电设备制造业、纺织工业、飞机制造工业和钟表工业基地之一，又是国家主要的金融、贸易、文化、教育和旅游中心之一。

It is an important transportation hub and industrial center.

它是重要的交通枢纽和工业中心。

It is a major transportation hub and Italy's most important industrial center.

它是意大利最主要的交通枢纽和最重要的工业中心。

Standing on the Hudson River, New York City is the most important part and the largest city in the USA. The city is the leading commercial, financial, and cultural center of the country.

位于哈德逊河旁的纽约是美国最重要的部分和最大的城市，它是美国主要的商业、金融和文化中心。

This article is closely focus on the development and inditement of the classical realistic oil painting in China, it expatiate the concept and category of the " classical realistic oil painting in China", and make a brief review of the spread and sprout of the earlier period European classical oil painting in China, it also analyze the status which realistic painting predominate the whole condition of painting for a long period, it had an impact on the inditement of classic realistic oil painting in China over a long period of time.

本文紧紧围绕中国古典写实油画的发展与创作这一中心，阐述了"中国古典写实油画"的概念与范畴，并简要回顾欧洲古典油画在中国的早期传播、早期萌芽，分析了写实性绘画长期占主导地位的状况对中国古典写实油画产生的重要作用。

The rest is a corollary of this central claim, an infinite set of variations and elaborations that are of great importance to the separated Christians who hold to them in various times and places.

其余的就是这种中心信仰的必然结果，无限中的多样性和详尽细节，对认为它们是因时因地而变得不同的四分五裂的基督徒来说，是非常重要的。

This thesis is devoted to singular point quantities and integrability conditions of complex polynomial differential systems with resonant singular point, and center-focus determination and bifurcation of limit cycles of planar polynomial differential systems.

在第二章中，对具p∶-q共振奇点的复自治多项式微分系统引入广义奇点量的概念，它是文[103]中奇点量概念的推广，它以在实平面多项式微分系统的中心焦点判断与极限环分支中有着极为重要意义的焦点量和鞍点量作为特例。

The company owns a comprehensive character a high and experienced professional technique talented person, and established "the intelligence turn integration department","new product development center" is two important intelligence sections.

公司拥有一支综合素质高、经验丰富的专业技术人才，并设立了"智能化集成事业部"、"新产品开发中心"两个重要的智能部门。

Only recently have such international undertakings as the Cloud Feedback Model Intercomparison Project and the Cloud System Study of the Global Energy and Water Cycle Experiment begun a systematic comparison of the effects of clouds on dozens of the most important climate models, allowing researchers to start to unravel more precisely the role that clouds play in climate change.

直到最近，一些国际事业才开始着手于对云层在各种最重要的气候模式中效应的系统化对比分析，诸如云层回应模拟互比工程和全球能量与水循环试验工程等，这样研究人员就能够更明确地了解云层在气候变化中的作用。英国的气候变化哈德里研究中心的马克？

Zero offset section, which is just the goal of CMP stacking in conventional processing, is an important intermediate result in seismic reflection imaging.

零炮检距剖面是地震反射成像过程中重要的中间成果，常规处理中的共中心点叠加的目的正在于此。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。