sulfur number
英 ['sʌlfə(r) ˈnʌmbə(r)]
美 ['sʌlfər ˈnʌmbər]
网络 硫值
双语例句
- Including: type of the liquid sulfur pump, capacity, pressure rating, name and address of user, phone number, year of supply and service conditions of the jacket ball valve.
提供的参数应包括：液硫泵型号、处理量，压力等级，用户名称和地点，联系电话，供货年份以及液硫泵的使用情况。 - Touch the switch preparation, after topping up air measuring cylinder and buret, adjust the button "Sulfur to the zero" to the "0.000" the last number could not be0.
点一下准备，待量气筒、滴定管液面加满调“硫调零”，显示“0.000”最后一位千分位可以不为0。 - Atmospheric and vacuum distillation units in a refinery process heavy crude oil with low sulfur content and high naphthenic acid number.
沿海某炼油厂常减压装置加工渤海湾低硫高酸值重质原油。 - The catalyst can reduce the content of sulfur in gasoline fraction without obvious decrease in its octane number and liquid yield.
该催化剂可以在脱除汽油馏分中硫的同时，不显著降低汽油的辛烷值和液收。 - Compared with cucumber seedlings grown under xenon lamp, those under sulfur lamp were shorter, and the cell number in the middle hypocotyls epidermis and cortex of them were more ( Fig.1, Table 1).
组织细胞观察显示，硫灯下生长的黄瓜幼苗中胚轴表皮和皮层细胞纵向单位毫米长度所含细胞数目比氙灯下多。 - At the second stage, the oxidation of polysulfide is dominated with the product of polymer sulfur& a-S8. The point of demarcation of two stages is that the number of dissociate hydrosulfide is equal to the that of sulfur in solution.
第二阶段，以多硫化物的电解为主，其产物是稳定的聚合型α型硫磺S8。 - At present, hydrodesulfurization ( HDS) processe widely used in industry is not suitable for removing heterocyclic sulfur compounds from gasoline distillation to a deeper level, since HDS processe will result in the saturation of olefins and significant reduction of octane number.
目前工业中广泛采用的加氢脱硫方法（HDS）虽然可以降低燃料油的硫含量，但由于该方法易引起烯烃饱和，降低汽油的辛烷值，并不适用于深度脱除汽油馏分中的杂环硫化物。 - As the sulfur content of crude oil quality and oil becoming heavier, catalytic cracking technology is ever increasing, and there are a large number of processing high carbon residue, high metal content of the raw materials of plant into operation.
随着原油质量趋向于含硫化和重质化，催化裂化的技术也在不断提高，且已有一大批处理高残炭、高金属含量的原料的装置建成投产。