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English thesaurus
FDTD abbr. stresses
abbr., el.	finite difference-time domain (analysis)
abbr., mil.	Finite Difference Time Domain; Finite-Difference Time-Domain (electromagnetic analysis method)
abbr., mil., air.def.	finite difference time-domain
abbr., opt.	finite difference time domain

FDTD: 4 phrases in 2 subjects

Electronics	2
Nanotechnology	2