Curved member with trapezoid section
irregular trapezoid excision
Irregular Trapezoid Support
medial nucleus of trapezoid body
modified trapezoid acceleration motion
multistage trapezoid cascade
open trapezoid channel with curved bottom
Passage with trapezoid cross-section
steering trapezoid linkage
tearing strength by trapezoid method
the method of sewing up with trapezoid
trapezoid cross section
Trapezoid crown section