щілинний вітер
wind rode / wind-rode
wind relative bearing / wind-relative bearing
wind's eye (in the wind's eye)
clear / cut a gap
exploit a gap
fill / plug the gap
gap marker
gap-filler radar
hasty gap crossing
seal the gap
secure a gap
time gap
air-gap / air wal
gap crossing operation
constricted air gap spark plug
lighting gap
gap filling
gap-filling radar
spark-gap anti-TR tube
spark-gap TR tube
spark-gap transmit-receive tube
spark-gap tube
gap
close the gap
column gap
time-gap of column
slat gap
compass rose (wind rose)
cross wind
down the wind
head wind
into the wind