variable-speed shaft

... variable-speed metering pump 变速计量泵 variable-speed shaft 变速轴 variable-stroke plunger pump 可变冲程柱塞泵 ...

变速机... ... ) speed shifting lever shaft 变速杆轴 ) Variable-speed shaft 变速机轴 ) gearshift pivot shaft 变速机构枢轴 ...