权威例句
Petcock
Pet cock
Pet cock
Petcock drain tool, non-flexible shaft
Professor Petcock, or How the Academy Turns on Queer Studies
Recovery of Petcock From Lime Calcination Process Tailings
Spirited petcock. (Tech Q&A).
Petcock Problems # 41
Fuel coupler for fuel vacum petcock GY6 125cc 150cc vento parts strada parts sunl scooter parts Roketa scooter parts parts GY6
#42 Petcocks Part II
Done solved mysteries--#42: Petcocks part II
50cc fuel valve: Fuel petcock, gas valve for Vento Zipr3i and 50cc scooters.
Fuel checker for use with pet cock or ball and spring drain valves