飞机制造业

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。

Now, looking back at the aircraft itself, it is most interesting to note the apparent quality of the manufacturing process, which is in sharp contrast with previous versions of the J-8II for example.

现在，回看飞机本身，它是有趣注意制造业的程序明显质量的大部分，这举例来说是在和 J-82 的早先版本的强烈对比中。

The Enneper's minimal surface is the unique cubic parametric polynomial minimal surface one can find and one can not find any high order polynomial minimal surface in the differential Geometry literatures.

极小曲面被广泛应用于建筑设计，飞机轮船制造业，在结构化学，材料科学，植物学，动物学等领域被用作各种模型，在这些应用领域已有很多文献出现，但是，在CAGD领域几乎还没有关于极小曲面造型方面的工作。

Since the reform and opening up, Xi'an has been making a rapid progress in the economic and social development. As a result, its comprehensive scientific and technological strength ranks third in the country and its applied technology ( including aerospace industry, machinery, electronics, meters, optics, textile, electric equipment, etc.) ranks among the first few. Also, it is one of the important bases of packaged power transmission and transformation equipment industry, textile industry, aircraft industry and horological industry as well as one of the principal centers nationwide 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。

In applications field, induction heating apply to melting, fully heating, heat treatment and jointing, and it is a important energy sources in many industries such as metallurgy, national defense, machine-driven industry.

在应用领域方面，感应加热可用于金属熔炼、透热、热处理和焊接等过程，已成为冶金、国防、机械加工等部门及船舶、飞机、汽车等制造业不可缺少的技术。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。