And may to the hydraulic oil pollution of quantitative analysis and evaluation, do online testing and failure prevention.
而且可对液压油进行定量的污染分析和评价，做到在线检测和故障预防。
2
According to this problem, casing oil stolen prevention sealing valve was developed, matching with down-hole oil-gas separator and gas lift valve lift technology.
针对这一难题，研制了套管防盗油密封阀，并配套应用了井下油气分离器与气举阀助流举升工艺技术。
3
Static electricity is the concealed killer in the production of oil&gas fields, Many accident cases indicate, Static electricity prevention is very important in the operation of oil & gas fields.