A further object was, through {HEAD ~ a suitable choice} of {TAIL ~ the reaction implementation}, to reduce the formation and the discharge of silicon dust from the fluidized bed to an extent that additional measures can be obviated 
of
A further object was , through { HEAD ~ a suitable choice } of { TAIL ~ the reaction implementation } , to reduce the formation and the discharge of silicon dust from the fluidized bed to an extent that additional measures can be obviated
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH