公母端内孔平齐的设计使得油气在传送过程中不会发生紊流现象，减小传输阻力。
The design of flush inner holes at male and female ends enables the oil gas not to be subject to turbulence in the transmission process, and reduces the transmission resistance.
公母端内孔平齐的设计使得油气在传送过程中不会发生紊流现象，减小传输阻力。
The design of flush inner holes at male and female ends enables the oil gas not to be subject to turbulence in the transmission process, and reduces the transmission resistance.
应用推荐