查询词典 petroleum refining

Whereby heavy molecules of naphtha or petroleum are broken down into hydrocarbons of lower molecular weight (especially in the oil-refining process).

把石油重分子分解成低分子碳氢化合物的''。'过程'。''；把石油分子分解成更小的分子并提取低沸点的分馏部分的''。'过程'。''。

Along with the wide application of hydrogenation technology in the oil refining industry, the processes of heating, boiling and condensation of the petroleum products are in the conditions of having a lot of noncondensable gas in the hydrogenation heat exchanger and furnaces.

随着加氢工艺在炼油工业中的广泛应用，加氢换热器和加热炉中石油的加热、沸腾和冷凝过程都是在有大量不凝气体存在的情况下进行，但目前关于含不凝气体的石油产品的换热研究进行得很少。

China Yili Petroleum Company engages in refining heavy oil into asphalt, fuel oil, and lubricants in China.

中国石油亿利公司主要从事提炼重油变成沥青，燃油和润滑油在中国。

The high pressure hose and the low pressure hose are mainly used as the high pressure hose and the brake oil line of machine, automobile, engineering machine, motorbike and as the pneumatic instrument line for the autocontrol system of petroleum, chemical industry, medicine, refining and so on.

高压、压软管主要用于机床、车、程机械、托车上的高压软管、车油管及石油、工、药、炼等工业自动控制中气动仪表线等等。

With the incentives of the new price-making policy of petroleum products and the regulation of boom-aiming adjustment of oil industry, there materializes a promised future for domestic oil-refining industry.

在新成品油价格形成机制和石化产业调整振兴规划的政策刺激下，国内炼化业发展前景顿时一片光明。

The oil content in recovered furfural of lube oil refining was determined by gravimetric method. The selected determination conditions of extracting agent petroleum ether, sample of the first/second fraction of vacuum distillation, corresponding oven temperature and drying time were 20 mL, 10 g,(93±2)℃/(103±2)℃ and 26 minutes respectively.

应用重量法对润滑油精制回收糠醛溶剂中油含量的测定方法进行了研究，选定的测定条件为：萃取剂石油醚的用量为20mL，试样的称取量以10g为宜，相应的烘箱温度控制在(93±2)℃/(103±2)℃，烘干26min。

Its exports include petroleum exploration equipment and instrument, drilling equipment and tools, work-over and production equipment and tools, oil country tubular goods, drill pipe, tubing and casing, oilfield construction equipment, oilfield chemicals, refining and chemical products and equipment as well as related engineering services.

出口产品主要包括石油勘探、钻井、采油、修井装备及工具，油田地面建设装备，油田化学剂和炼油化工产品及装备，以及相关的工程技术服务项目，年出口额已超过3亿美元。2001年公司机电产品出口创汇额在中央管理的外贸企业中排名第一。

The company has windowed corrugated plate packing, small ripple from the saddle ring loose fill, such as utility model patents, the main processing and manufacturing of petroleum, chemical, oil refining, coking, pharmaceutical and other industries within the pieces of stainless steel towers, such as: air-tube distributor, distributor disc groove, double row vane distributor, driven valve trays, tongue-shaped tray, floating tongue trays, sieve trays, bubble cap trays, metal mesh corrugated structured packing, metal packing puncture calendering, sheet corrugated structured packing, turtle nets, packing bearings, all kinds of loose packing such as Rasi ring, Pall Ring, ladder ring, flat ring, Intalox ring, metal wreath tower, etc.

公司拥有开窗式孔板波纹填料，细波纹环距鞍散堆填料等实用新型专利技术，主要加工制造石油、化工、炼油、焦化、制药等行业不锈钢塔器内件，如：管式空气分布器、槽盘式分布器、双列叶片式分布器、导向浮阀塔盘、舌形塔盘、浮舌塔盘、筛孔塔盘、泡罩塔盘，金属网孔波纹规整填料、金属压延刺孔波纹填料、板波纹规整填料、龟甲网、填料支承，各种散堆填料如拉西环、鲍尔环、阶梯环、扁环、矩鞍环、金属花环等塔内件。

Products are widely used in environmental, chemical, petroleum, pharmaceutical, sugar refining, metallurgy, food, ceramics, starch and other industrial waste water purification and sewage treatment.

产品广泛应用于环保、化工、石油、制药、制糖、冶金、食品、陶瓷、淀粉等各种工业废水和生活污水的净化处理。

Its widely used in chemical, petroleum, pharmaceutical, sugar refining, food, ceramics, metallurgy, coal washing and environmental protection industries.

其广泛用于化工、石油、制药、制糖、食品、陶瓷、冶金、洗煤、环保等行业。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。