查询词典 naphthene

As de-aromatised hydrocarbons with a correspondingly higher naphthene content, the solvent performance of the HALPANAL grades is the most effective in this category.

由于去aromatised的环烷含量相对较高的碳氢化合物，该HALPANAL等级溶剂性能是这一类中最有效的。

It is considered the hydrogenated base Stock has clear advantage superior to the naphthene base oil by comparison the physiochemical properties and electrical properties of hydrogenated base Stock and naphthene base oil,and can be formulated the transformer oil.

从理化性能和电性能方面对加氢基础油和环烷基油进行了比较，认为加氢基础油的性能比环烷基油有明显的优势，可以用来调配变压器油。

The influence of natural surfactants,such as asphaltenes ,resins,solid particles and naphthene,on the stability of the water in crude oil emulsion are summarized.

综述了原油乳状液中天然表面活性物质，如沥青质、胶质、固体颗粒物以及石蜡对原油乳状液稳定性的影响。

Good effect: anti-oxidation at high temperature, anti-corrosion against sulphide and naphthene acid and anti- erosion.

效果好：抗高温氧化、耐硫化物、环烷酸腐蚀、耐冲刷性能稳定，传热性能好

The factors that influence the noise performance of lithium-based grease were researched,the cleanliness of grease is merely one of essential conditions to decrease noise,the particle size of lithium soap thickener is smaller,the noise performance of grease is better,and the low viscosity naphthene base oil has good effect to decrease noise,the polymer can improve lubricity and decrease noise.

研究了影响锂基润滑脂噪音性能的各种因素，润滑脂的清洁度只是降低噪音的必要条件之一，锂皂稠化剂的微粒越小，润滑脂的噪音性能越好，低粘度的环烷基油具有良好的降低噪音的效果，高分子聚合物可以改善润滑性能，降低噪音。

By way of integrating the relative theories of marketing strategy and the present market situation of rubber oil and Unite Lube Oil Company, it is concluded that naphthene type rubber oil shall take part in the middle-grade rubber oil target market competition while the aromatic type rubber oil shall take part in the low-grade rubber oil target market competition. The reason is that the former has the advantage of advanced total cost and the later has a variety of products.

论文通过运用市场营销学和市场竞争战略相关理论，结合橡胶油市场现状和优特润滑油公司实际情况，研究得出环烷型橡胶油以总成本领先战略参与中档橡胶油目标市场竞争，芳香型橡胶油以产品差别化战略参与低档橡胶油目标市场竞争的结论，并提出了优特润滑油公司保证总成本领先和产品差别化的措施。

Paraffin consists of n-alkane,short p-alkane,naphthene and aromatic, minimal amount of compounds containing elements S,N,O.

石蜡主要是由正构烷烃组成，还有较少的异构烷烃、环烷烃和芳烃，以及含微量S、N、O的化合物。

Taking the blend of naphthene base oil and tea oil after treatment as base oil,adding proper additives,the obtained oil was applied to combined press series.

将经过处理后的茶油和环烷基油调合作为基础油，加入一定的添加剂，在联合压榨机组中进行应用研究，证明其性能稳定，能延长换油期，确保设备的完好，同时具有较好的自然降解率，完全可以代替相应的进口油。

Tatsu varieties is the production and operation of 12 major categories of more than 50 varieties, mainly for rubber-filled Products oil, aromatic oil, paraffin oil, naphthene oil series Products, Product, respectively, applied to natural rubber, styrene-butadiene rubber products, butadiene rubber, EPDM ethylene-propylene rubber and the oil-filled elastomer SBS and footwear industries in the TPR pellet production, and also applies to styrene-butadiene rubber, chloroprene rubber and processing of oil-filled, annual production capacity of 15,000 tons.

现生产经营品种达12大类50多个品种，主要产品为橡胶填充油、芳烃油、石蜡油、环烷油等系列产品，产品分别适用于天然橡胶制品、丁苯橡胶制品、，顺丁橡胶制品、三元乙丙橡胶乙丙橡胶及弹性体SBS的充油和制鞋工业中的TPR粒料生产，也适用于丁苯橡胶、氯丁橡胶充油及加工，年生产能力达15000吨。

Recent-year studies demonstrate that wax consists of not only high-molecular-weight normal alkane, hut also isoalkane, naphthene and olefin; and the origin of wax is not only from high plant, but also lower hydrobiont and lacustrine algae which are as important contributors to the wax.

并认为蜡不仅仅源于高等植物，低等水生生物和湖相藻类对蜡也是重要贡献者。南阳凹陷原油含蜡量高达40%~60%，烃源岩有机质以偏腐殖的混合型为主。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失