英语释义

1. cycloparaffin

片语

naphthenic oil[油气] 环烷油

Naphthenic Ac环烷酸

naphthenic hydrocarbons环烷烃

naphthenic solvent环烷溶剂

Naphthenic AcidCAS环烷酸

naphthenic wax环烷蜡

naphthenic soap环烷皂

naphthenic acid环烷酸；环酸

Naphthenic acids环烷酸；环酸

naphthenic imidazoline环烷基咪唑啉

英汉例句

• the technological application of naphthenic acid, naphthenate and naphthenic acid organic derivatives in china were reviewed.

  论述了环烷酸、环烷酸盐、环烷酸有机衍生物的工业应用及前景。

• the commercial application demonstrated that lpec aluminum-diffused steel is a high-performance material which resists high-temperature sulfur and naphthenic acid corrosions.

  工业应用证明lpec渗铝钢是耐高温硫和环烷酸腐蚀的一种高效材料。

• the effect of nitrogen sparging on the mass transfer rate in the extraction of copper from aqueous solution by a kerosene solution of naphthenic acids was studied.

  研究了氮注射对环烷酸萃取溶液中铜离子的质量转移速率的影响。

• latest progresses on naphthenic acids degradation, including biodegradation, photodegradation, ozonation, and gas phase catalytic oxidation, were reviewed in this paper.

  本文综述了国内外有关环烷酸降解的最新研究进展，其中包括生物法、光解法、臭氧法和气相催化氧化法等。

• in this paper, we have introduced briefly the source molecular structure purification of naphthenic acids.

  本文简要介绍了环烷酸的来源、分子结构和提纯方法。

• the extractive method of naphthenic acids from crude diesel oil distillates of xin-jiang petrolleums was studied.

  本文研究了从新疆柴油中提取环烷酸的新方法。

• the excessive naphthenic acid corrosion of the vacuum distillation tower was introduced. the corrosion mechanisms was explored and the corrosion-resistance of the 316l stainless steel was studied.

  介绍了减压塔受环烷酸腐蚀的严重程度，探讨了腐蚀机理和应用316l不锈钢抗腐蚀的效果。

• the properties of naphthenic acid hydrogen sulphide corrosion have thermodynamically been discussed.

  从热力学角度讨论了环烷酸和硫化氢组成的腐蚀体系的热力学性质。

• to find that mixture of naphthenic mineral oil and ester oil as base oil, the grease has a proper noise character.

  发现以酯类油与环烷基矿物油的混合油做基础油时，合成的锂基脂具有较好的噪声特性。

• the invention addresses the technical problem of high temperature naphthenic acid corrosion and sulphur corrosion and provides a solution to inhibit these types of corrosion.

  本发明针对高温环烷酸腐蚀和硫腐蚀这一技术问题，提供了用于抑制这些类型的腐蚀的技术方案。

• the analysis results of naphthenic acids were obtained by the use of ms and ei techniques.

  通过电子轰击（ei）质谱（ms）分析得到的环烷酸。

• the smoke suppressing effect of organic barium salt, a product of the reaction between barium bioxide and naphthenic acid in coking gasoline, as a diesel oil additive was studied.

  本文介绍一种以有机钡盐为主的复合型柴油添加剂，其主要成分是过氧化钡与环烷酸在焦化汽油中反应所生成的环烷酸钡。

• it can be an economical and effective method for extracting naphthenic acids from the heavy oil fractions of xinjiang crude oil.

  这可能是从新疆石油重质馏分中提取环烷酸的一种经济、有效方法。

• rare earth elements in the aqueous leaching liquor of chlorinated mine mud from sichuan west is of lower content, they can be separated by naphthenic acid extraction.

  川西稀土矿泥氯化后水浸液中，稀土含量较低，可借助环烷酸萃取法分离出稀土元素。

• the extraction rate was speeded up by adding additive. theexperimental results showed that naphthenic acid was an excellent additive.

  同时，还探索了添加剂加速萃取的效果，结果表明，环烷酸是一种好的添加剂。

• the influence of the filled aromatic oil and naphthenic oil on the properties of the oil extended polybutadiene rubber was studied .

  研究了填充高芳烃油和环烷油对充油顺丁橡胶性能的影响。

• lye change from refinery includes sodium hydroxide solution with absorbed hydrogen sulfide, lye change with sulfur or sodium naphthenic acid content after alkali cleaning.

  炼油废堿液是石油加工过程中采用氢氧化钠溶液吸收硫化氢、堿洗油品产生的含硫废堿液和含环烷酸钠废堿液。

• in this paper, laboratorial evaluation and industrial application of curing accelerator, imidazoline prepared from naphthenic acid were introduced.

  对由环烷酸制备的咪唑啉环氧树脂固化促进剂在实验室进行了评价，并介绍了其在工业上应用的情况。

• the methods of purification for naphthenic acid consist of physical method and chemical method.

  环烷酸的提纯方法主要有物理方法和化学方法。

• besides, the aluminum diffused steel would become one of the cheap naphthenic acid resistant materials to replace stainless steel.

  此外，渗铝钢将成为替代不锈钢的廉价耐环烷酸腐蚀材料。

• the methods of separation and analysis of naphthenic acids in crude oil were reviewed.

  综述原油中环烷酸的分离与分析方法。

• naphthenic acid corrosion is the tough problem in processing high-acidity crude.

  环烷酸腐蚀是炼制高酸值原油时遇到的一个难题。

• the foreign petroleum processing industry has been studying and combatting the naphthenic acid (na)corrosion problem for about 70 years.

  环烷酸腐蚀是国外炼油工业不断研究和与之抗争了约70年的一个课题。

• thus stress corrosion fracture takes place under the condition of hyperthermia naphthenic acid, hyperthermia mercaptan and sulfide.

  在高温环烷酸和高温重硫醇、重硫醚的腐蚀环境中，导致应力腐蚀开裂。

• effective measures are recommended to control the naphthenic acid corrosion of the pipe, including selection of corrosion-resistant 316 or 316l steels and modification of tee construction.

  并提出了减缓阻垢剂进料管环烷酸腐蚀的措施，主要包括选用更耐蚀的316或316l材质以及改进三通结构等。

• the status, characteristic and progress of naphthenic acid purification in china were introduced.

  介绍了我国环烷酸精制工艺的现状、特点及进展；

• processing conditions of ammonia extraction of naphthenic acid from high acid number crude oil with complex solvent was studied in the laboratory.

  对复合溶剂氨法抽提高酸值原油环烷酸抽提工艺条件进行了实验室研究。