automatic feed vacuum filler
constant vacuum fuel pump
combustion with a pulsating fuel feed
dual-fuel feed and distributing system
Fuel Feed System
供油系统
燃料进给系统
燃油供应系统
燃料供给系统
燃油系统
Fuel feed timing advance angle
gravity fuel (feed) system
microwave vacuum drying combined with vacuum drying
non-perturbative QCD vacuum and vacuum condensate
vacuum dryer =vacuum drier
vacuum drying plant and vacuum freeze drying plant