spark plug type indicator 火花塞式指示器

resistor type spark plug [电] 电阻型火花塞 ; 屏蔽型火花塞

compact type spark plug 矮型火花塞 ; 抑制型火花塞

projectred nose type spark plug 突出型火花塞 ; 锥座型火花塞

seppresssed type spark plug 电阻型火花塞

conical seat type spark plug 锥座型火花塞

neon type spark plug tester 氖光式火花塞试验器

projected nose type spark plug [电] 突出型火花塞

aircraft-type spark plug 飞机用电咀