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- The on-line rinsing as per the technology could be easily opererted through the application of the rubber ball inside heat exchanger equipment of the petrochemical unit. 介绍了石油化工装置中冷换设备的在线清洗技术。
- The features of that pump were:small flow rate,high lift,high effeciency,steady operation,leakless,low noise,simple erection,convenient maintenace,agile opration and less inverstment etc. This pump may be spreaded in petrochemical unit. 该泵特点是 :具有小流量、高扬程、效率高、运行平稳、无泄漏、噪音低、安装简单、维护方便、操作灵活、投资少等优点 ,可在石化装置中推广应用。
- Table accessories for the electricity boxes, instrumentation, and the petrochemical units, using high-intensity nylon or polyethylene manufactured. 该铅封应用于电力表箱、仪器仪表、石油化工等单位,采用高强度的尼龙或聚乙烯制成。
- Ice jam of pipes for transporting oil and gas in winter threatens momently the safety running of petrochemical units in cold area. 在寒冷地区的冬季,用输油管道输油时,通过常年冻土地带的管线,其输送的油中的水会在管内壁结冰,严重时会发生冰堵事故。
- Table accessories for the electricity boxes, instrumentation, and the petrochemical units, the use of lead produced. Pressure fixed by loading tongs closed silk, cheap. 该铅封应用于电力表箱、仪器仪表、石油化工等单位,采用铅制成。用铅封钳压力固定封丝,价廉物美。
- Table accessories for the electricity boxes, instrumentation, and the petrochemical units, the use of pure lead outsourcing production of aluminium skin ram shape. 该铅封应用于电力表箱、仪器仪表、石油化工等单位,采用纯铅外包铝皮冲压制作而成形。
- Table accessories for the electricity boxes, instrumentation, and the petrochemical units, the use of high-intensity Jutansuanzhi doing things, which were produced by ABS. 该金属铅封应用于电力表箱、仪器仪表、石油化工.;金融业等单位,采用高强度进口马口铁制作。
- SELECTION OF FLAME DAMPER IN PETROCHEMICAL UNIT DESIGN 石化装置设计中阻火器的选用
- Replacement of Piperack During Reforming on Petrochemical Unit 石化装置改造中管架的更换
- HK-40 centrifugal cast furnace pipe (Chinese trademark is 4Cr25Ni20) has been widely applied in oil refining and petrochemical units, but its welding is a difficult point in petrochemical project construction. HK -4 0离心浇铸炉管 (我国牌号为 4Cr2 5Ni2 0 )已经广泛用于炼油和石化装置中 ,该炉管的焊接是石化工程施工中的一个难点。
- Stainless steel have the wide-ranging application in petrochemical industry,but theirequipment of contact corrosion medium in petrochemical units must carry on acid cleaning andpassivation. 不锈钢在石油化工行业中应用十分广泛,而接触腐蚀装置介质的设备必须进行酸洗钝化处理。
- The luminous intensity on unit area. 单位面积上的发光强度。
- A petrochemical complex is to be built here. 这儿将建造一个石油化学联合企业。
- The family is the smallest social unit. 家庭是社会最小的单位。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- The family is the basic unit of society. 家庭是社会的基本单位。
- A metric unit of area equal to 10 ares. 十公亩面积的公制单位之一,等于十公亩。
- A metric unit of mass equal to 100 grams. 百克公制质量单位,等于100克。
- A unit of power equal to 1,000 watts. 千瓦功率的单位,等于1,000瓦。