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·全系標(biāo)配比例背壓閥
Full system standard proportion-al back pressure valve
·滾輪式料斗滑道
Roller Hopper Slide
·系統(tǒng)壓力提升到17.5Mpa
The system pressure is raised to17.5Mpa
·主動(dòng)力管非焊接技術(shù)
Non-welding technology of mainpower pipe
·新型石墨自潤(rùn)滑鋼套
New graphite self-lubricatingsteel sleeve
·甬華標(biāo)準(zhǔn)外觀升級(jí)
Yonghua standard appearanceupgrade