zhòngyīngguànyòngduǎnyù:
  •    xuán   hydraulic arm
  •    kuò zhāng   hydraulic spreader
  •    niǔ   hydraulic torque meter
  •    zhì qiān jīn dǐng   hydraulic curb jack
  •    zhuā yán   hydraulic grab
  •    shēn   hydraulic elongator
  •    chuáng   hydraulic broaching machine
  •    guǐ   hydraulic rail pulling device
  •    xuàn   hydraulic slipping machine
  •    tuō wǎng jiǎo chē   hydraulic trawl winch
  •      hydraulic actuated excavator
  •    gōu   hydraulic trencher
  •    gōu   hydrotrencher
  •    zhì   Extrusion, hydrostatic
  •    kòng zhì suí dòng   modulating valve
  •    tuī   hydraulic bulldozer