replacement of oil

However, the application of oil-water replacement technology is greatly restricted because of the pollution and heat preservation problem of high solidifying point oil along with the underwater oil storage.

水下储油多采用油水置换式方法储油，但随之产生的污染问题及高凝原油保温问题严重制约了油水置换技术的应用。

At the end of the article the author says that the service life of slush pump gear set can be elongated by a correct usage and timely replacement of lubricating oil and lubricating methods.

正确地使用和及时更换润滑油，完善润滑方式，可以显著提高钻井泵齿轮副的寿命。

Method for Replacement of Oil Immersed Power Transformer Butterfly Valve by Vacuum

抽真空更换油浸电力变压器蝶阀的方法带荷自动抽头变换开关

Replacement of the Elastic Oil Tank of Thrust Bearing of No.1 Generator in Danjiangkou Hydroelectric Power Plant

丹江电厂发电机推力轴承弹性油箱更换陕北石油秩序

The southern slope of Huimin is a new exploration area for replacement of oil gas resources.

惠民南斜坡是胜利油田油气资源接替的新探区.

Effects of soybean oil as replacement of fish oil in diet on growth performance and body composition of juvenile Hucho taimen

豆油代替鱼油对哲罗鱼稚鱼生长和体成分的影响

In order to the drawbacks of the prior art, the utility model provides a convenient oil filter for fume exhaust fan which has a simple structure convenient for replacement of oil filter paper.

本实用新型针对现有技术中的不足提出了一种装有能够很方便的更换滤油纸的结构简单，使用方便的抽油烟机滤油装置。