英汉例句

• coking in the fumace tubes of delayed coker is an important factor affecting unitoperahon cycle.

  焦化 装置加热炉管的结焦是影响装置开工周期的重要原因。

• considering the high contents of olefins and nitrogen, the whole fraction of delayed coker distillates (including light and heavy naphtha, gas oil) must be hydrotreated.

  延迟焦化馏出油（包括汽油、柴油及蜡油）的烯烃含量和氮含量高，必须进行加氢精制。

• it has become a normal practice to estimate coker drum's service life by the extent of spheroidization of 20g steel in delayed coker operating at high temperatures.

  在我国，一般通过研究高温状态下运行的延迟焦化装置焦炭塔20号锅炉钢的球化程度来评定焦炭塔的使用寿命，这已成为工程界常用的检测方法。

• an additive to increase delayed coker yield has been prepared based on the mechanism of enhancing light oil yield and reducing the yields of coke and dry gas.

  根据提高延迟焦化装置轻质油收率、降低焦炭和干气收率的作用机理，研制了一种延迟焦化增收剂。在实验室模拟延迟焦化装置上，对五种性质不同的原料渣油进行了空白和加剂试验。

• double side radiant furnace and hydraulic coke removal equipment for large-scale delayed coker are both made in china.

  实现了大型焦化装置双面辐射加热炉和水力除焦设备的国产化。

• corrosion of the delayed coker in general petrochemical plant of shengli oilfield were introduced and analyzed, and corresponding protection measures were put forward.

  本文对胜利油田石油化工总厂延迟焦化装置的腐蚀状况作了概要的介绍和分析，并提出了相应的防护措施。

• reasons for vibration of the fractionator in delayed coker at sinopec jinan company were analyzed based on test run results, and some mitigation measures were taken.

  针对中国石化济南分公司焦化分馏塔的振动情况，通过标定初步分析了振动原因并实施了缓解措施。

• major potential hazards in delayed coker under current working conditions are analyzed, and corresponding preventive measures are put forward taking the practical conditions into consideration.

  分析焦化装置在目前生产工艺条件下区别于其它生产装置的主要危险，并结合装置安全生产的实际提出相应的预防措施。

• some technical transform measures of the delayed coker of nanjing refinery are introduced. they are: coker naphtha upgrading by passing through fcc riser;

  前言：介绍了金陵石化公司南京炼油厂焦化装置的几项技术改造措施。

• causes of coking in the heater of delayed coker have been analyzed and the mechanism of coke formation has been studied. on the basis of the analysis, caf anti-coking agent has been developed.

  分析了延迟焦化装置加热炉结焦的原因，对其结焦机理进行了探索，在机理研究的基础上开发了caf型焦化加热炉阻焦剂。