液压油温度检查
hydraulic oil temperature check
箱体排油压力检查
case drain pressure check
水气压湿度仪
vapor pressure hygrograph
空气压力湿度调节器
Air operated humidity controller
发动机机油压力继电器检查
engine oil pressure switch check
加氢变压器油
hydrogenated transformer oil
环烷基变压器油
naphthenic transformer oil
高燃点变压器油
High flashover point transformer oil
超高压变压器油
ultrahigh voltage transformer oil
变压器油中气体在线智能诊断系统
Transformer DGA Diagnose System Online
变压器油示踪气体
Fault gases dissolved in transformer oil
变压器用防油纸板
transformer oil-proof board
变压器绝缘油
electric insulating oil
insulating oil of transformer
transformer insulating oil
transformer dielectric oil