石化

In chapter 3, in view of the control problems of the distillation columns in the butadiene plant, the advanced control strategy based on soft-sensing technology is designed, and the implementing method based on OPC technology is proposed. Firstly, the control system is reconstructed.

第3 章针对某石化企业丁二烯装置的精馏工段中组分浓度的控制难题，设计了基于软测量技术的先进控制方案，提出了基于OPC 技术的先进控制实现方法。

According to reaction characteristics of producing gasoline with high olefin by Daqing raw material and converting butylene to propylene, MMC-2 and the catalyst for maximizing yield of propylene developed by Lanzhou petro-chemic academe are used to perform trial study considering reaction conditions.

针对大庆催化原料、大庆原料经一段转化生成的高烯烃含量汽油和丁烯转化生成丙烯的反应特点，结合两段工艺技术所能提供的反应条件，选择MMC-2和兰州石化研究院开发的多产丙烯催化剂分别进行实验室的中试评价。

Products sell well both inside and outside the Great Wall, the major north-south, widely used in electric power, metallurgical, petrochemical, mining, railway transportation, building materials, telecommunications, communications and other industries to meet the thermal power plants, hydropower stations and power transmission stations, smelters, coal mines, oil fields, oil refineries Factory, cement plant, all the cable railway bridge project needs.

产品畅销长城内外，大江南北，广泛运用于电力、冶金、石化、矿山、铁路交通、建材、邮电、通讯等行业，可满足火电厂、水电站、输变电站、冶炼厂、煤矿、油田、炼油厂、水泥厂、铁路桥梁工程全部电缆的需要。

Recently, there produced various kinds of programmers in the Film City, such as three times of National Children Written and Drawing Contest, First International Summer Camp of China's Broadcast, Film and Television, CCTV Silver River Juvenile Conveying-Greetings Group to Weihai, Xinjiang Dushanzi Petrochemical Industry Corporation's Juvenile Arts Exhibition, etc. To propagate this Film City, the air-filling Cartoon City has gone to the southern cities of Jinhua and Chongqing two times, not only developing the communications with south and southwest provinces, but also contributing to the national art painstakingly.

近年来，威海影视城以其非凡的影响力举办了一系列大型的文化娱乐和社会公益活动，回报社会的支持和关爱，先后成功地组织和举办了三届"全国少儿书法绘画电视大赛"、"首届中国广播电影电视国际夏令营"、"中央电视台银河少年电视艺术团赴威慰问演出"、"新疆独山子石化总厂少儿美术作品展"；为树好威海影视城的外在文化和旅游形象，充气动画城两次南迁金华、重庆展演，进一步促进了与西北内陆和南方省区的文化和艺术的交流，为发展和繁荣全国的文化旅游事业做出了积极的贡献。

Deep inside, some of the world's rarest creatures cavort in one of the most pristine patches of rain forest on earth, a direct but accidental result of Gabon's reliance on one of the filthiest fossil fuels: crude oil.

密林深处，某些举世最稀有的生物在地球上最原始雨林之一嬉戏，这是加彭仰赖污染最严重的石化燃料之一石油直接但意外的结果。

Secretary for the Ministry of Finance to run enterprise staff, said yesterday that central enterprises and local differences in the profits of state-owned enterprises, mainly because this year, the petroleum, petrochemical and electric power industries declining level of profitability of these enterprises are central enterprises, so this difference are structural problems.

局长财政部运行企业职工，昨天表示，中央企业和国有地方差异的利润，国有企业，主要是因为今年以来，石油，石化，电力等行业下降，这些企业的盈利水平是至关重要企业，使这种差别是结构性问题。

Its high cetane number, more than 49 (petrochemical diesel to 45), is an alternative to ordinary diesel fuel used in environmental protection.

它的十六烷值高，大于49(石化柴油为45)，是一种可以替代普通柴油使用的环保燃油。

After 30 years of development, Shanghai Petrochemical Co., Ltd. now has become China's largest oil refining chemical integration, highly integrated petrochemical enterprises modernization is one of China's development of a modern petrochemical industries an important base.

历经三十多年的发展，如今上海石化股份有限公司已成为中国规模最大的炼油化工一体化、高度综合的现代化石油化工企业之一，是中国发展现代石油化工工业的重要基地。

This morning China Petrochemical rose 5 percent less than when I left, it did not expect was the limit!

今天早晨，中国石化上涨了百分之五不到我离开的时候，但没料到的是极限！

Little eight-year accumulation and unremitting efforts, today's Hongyuan formed a strong production, sales and service network systems integration services, mainly embodied in: l, in Kunming, Sichuan, set up a fresh Lingyuan cut-flower production base, roses, lilies, tulips Series Fists are my company's products; 2, and Guangzhou into the United States, Bo Park, Tahan, a pioneer in high-tech and Hainan Nongda set up a long-term cooperative relations, ensuring product quality and stability sexual; 3, in Beijing Chaoyang District, Tongzhou District, and has set up specialized miniata production and storage of tropical flowers and trees pin base, engaged in viewing tolerant plants, potted plant, bonsai, seasonal flowers and green seedlings and other characteristics of tropical flowers and trees and landscape gardening equipment wholesale leasing operations; 4, in the Haidian District÷ìset up a flower production base of the flower can meet customer demand; 5, in Beijing too flowers Levin Office, Office of, Tung Ha, Xinglong, Kunming and other flowers of Dounan market standing distribution point; the Company with state-owned buildings, Yinhua Fund, Beiqi Futian, Thunis network than Granville, 31 heavy machine Oriental Electronics, Dentsu advertising, white ads, the first steam shares Bluebird fitness, Hao Sha Fitness, Siemens, the Three Gorges, the Capital Airport, light Xin Hotel, Sinopec, assembly, Shanghai city, China Hai-cheng, the Ministry of Agriculture and the Ministry of Agriculture office kindergarten organs, Beijing Publishing Group II°àunits such as multi-year cooperation provided×°flowers, flowers and garden maintenance engineering courier service, received by customers."Customer-base to the quality of survival, in good faith and development" is our company goal.

八年的点滴积累与不懈努力，今天的鸿源形成了一个强大的集生产、销售、服务为一体的网络式系统服务，其主要体现在：l、公司在昆明、四川、凌源建立了鲜切花生产基地，玫瑰、百合、郁金香系列是我公司的拳头产品；2、与广州的成美、波园、大汉、先锋、高新及海南的农大建立了长期合作关系，确保了产品的质量及稳定性；3、在北京通州区和朝阳区已建立专业化君子兰生产和贮销热带花木基地，从事观赏耐荫植物、盆花、盆景，应季花卉及绿化苗木等热带特色花木及园林园艺器材的批发租赁业务； 4、在海淀区西三旗建立了草花生产基地，能够满足客户对草花的需求；5、在北京的莱太鲜花厅、绿植厅、通厦、兴隆、昆明的斗南等花卉市场常设经销点；本公司与国企大厦、银华基金、北汽福田、清华紫光比威网络、三一重机、东方电子、电通广告、白马广告、首汽股份、青鸟健身、浩沙健身、西门子、长江三峡、首都机场、轻鑫宾馆、中国石化、总装、上海大都会、中国海诚、农业部办公楼及农业部机关幼儿园、北京出版集团等二百余家单位多年合作，为其提供的花卉租摆、鲜花速递及园林养护工程服务，深受客户好评。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。