汽油石油 meaning in Chinese
rock oil
Examples
- Specification for hose couplings for petrol , oil and lubricants - quick - acting couplings
汽油石油和润滑剂用软管接头规范.第3部分:快速接头 - Hose couplings for petrol , oil and lubricants - specification for 100 mm quick - acting couplings : european type
汽油石油和润滑剂用软管接头规范.第4部分:欧洲型100mm快速接头规范