main-gun and vice-gun

revolving barrel gun or Gatling type gun

axisymmetric toroidal vortices

Co-based amorphous ribbon toroidal core

Cylindrical & Toroidal Lenses

diffuse toroidal pinch

dual toroidal grating monochromator

enveloped toroidal worm pairs

ferrite toroidal

generalized Toroidal Lie superalgberas

gradation shifting toroidal Lie algebra

Half-Toroidal

Hemi-toroidal shells

hexapole toroidal system

hydro-bulging toroidal shell

intermediate beta toroidal plasma

MnZnFeO-based material toroidal core

Non-circular toroidal plasma

nondestructive toroidal memory core