doubly salient electromagnetic motor

doubly asymptotic

doubly balanced

Doubly charged ions

doubly closed circuit

Doubly coated membrane

doubly diagonally dominant matrix

doubly doped SmAlO3

Doubly excited state

Doubly Fed

doubly fed generator

doubly fed generators

doubly fed induction generator

doubly fed machine

Doubly fed twin stator induction motor

doubly inoculation(co-infection)

doubly labeled water

doubly labeled water method

doubly periodic

doubly plunging anticline