свіча запалювання з розрядом через повітряний проміжок
spark extinguishing / spark-extinguishing
spark-gap anti-TR tube
spark-gap TR tube
spark-gap transmit-receive tube
spark-gap tube
constricted route
fill / plug the gap
insulator of spark plug
fouled spark plug
shanted surfаce discharge spark plug
spark plug body
spark plug central electrode
spark plug rate
starting spark plug
gasket of spark plug
gland of spark plug
spark plug
T-handle spark plug wrench with jointed socket and hexagonal opening
igniter-spark plug
water jacket plug / water-jacket plug
air-gap / air wal
clear / cut a gap
electric spark
exploit a gap
gap marker
gap-filler radar
hasty gap crossing
hot spark
ignition spark
seal the gap
secure a gap
spark ignition engine