jackscrew

n.

螺旋起重机；

Jack-screw
Jackscrew
Jackscrew
Jackscrew apparatus
DUAL OUTPUT JACKSCREW CINCHING LATCH
Device for aligning flat objects with a jackscrew thread
Method and apparatus for jackscrew with integral drive nut grease fitting
Grease-lubricated wear of aluminum bronze for jackscrew application
Splint (stainless steel) orbital floor or rim fracture jackscrew
Expansion cranioplasty with jackscrew distracters for craniosynostosis and intracranial hypertension in transplanted osteopetrosis
Analysis and Solving Method to Abnormal Driving Sound of Elevation Jackscrew on Limited Motion Antenna
Radiographic assessment of external root resorption associated with jackscrew-based maxillary expansion therapies: a systematic review
Study of stress distribution and displacement of the maxillary complex following application of forces using jackscrew and nitanium ...