内燃机 活塞环 第17 部分:钢质螺旋撑簧油环
Internal combustion engines-Piston rings Part 17:Coil-spring-loaded oil control rings made of steel
Internal combustion engines-Piston rings Part 17:Coil-spring-loaded oil control rings made of steel
Internal combustion engines-Piston ringsnPart 2:Vocabulary
Internal combustion engines-Piston rings Part 3: Material specifications
Internal combustion engines-Piston rings Part16 :Expander/segment oil-control rings
Internal combustion engines-Piston rings Part 15: Coil-spring-loaded oil control rings of narrow width made of cast iron
Internal combustion engines-Piston ringsnPart 4:Quality requirements
Internal combustion engines-Piston rings Part 11 :Half keystone rings made of cast iron
Internal combustion engines-Piston ringsnPart 10:Keystone rings made of steel
Terminology for electronic measuring instruments
General specification for spectrum analyzer