Sampler keep clean, do not be coated in the blade part of the anti-rustoil.
经常保持取样器清洁,不用时应在刀刃部分涂防锈油。
2
Antirustoil is used on strip surface as protection from rust.
反对的锈油当做来自锈的保护在分带表面上被用。
3
Daqing crude oil production using a high viscosity index base oil and 25 oil-based transformer oil, add antioxidant, anti-rust additives, such as by modulation.