spacing | |
agric. | distance |
avia. Canada | séparation |
build.struct. | trame |
chem. | intervalle; interstice |
comp. | allocation espacée |
industr. | réduction |
life.sc. coal. | espacement |
met. construct. | distance des centres |
transp. | espacement entre véhicules |
interframe : 5 phrases in 3 subjects |
Communications | 2 |
Information technology | 2 |
Radio | 1 |