Portuguese ⇄ Arabic Bulgarian Danish Dutch English Finnish French German Greek Hungarian Irish Italian Japanese Lithuanian Polish Slovene Spanish Swedish

eixo de referência
gen.	reference axis
el., acoust.	principal axis
mech.eng.	datum axis
med.	axis of reference
transp., industr.	datum line
eixo de referência de uma antena
antenn.	reference boresight of an antenna

eixo de referência: 10 phrases in 4 subjects

Communications	1
Earth sciences	1
Mechanic engineering	5
Transport	3