fire by single piece

single-piece

single-seat / single seat

slant fire; diagonal fire; oblique fire; fire to the oblique

artillery piece (cannon)

cocking piece

one-piece

one-piece base

test piece

breech piece socket

piece of kit

recognition piece

applied cheek piece

bow piece

branch piece

breech piece

central focussing piece

cheek piece

contact piece

crankshaft distance piece

crankshaft piece

cross shaped piece

water pump spindle distance piece

Y piece

clearance for feed piece

face of the muzzle (of the piece)

feed piece

field piece

inner driven pulley distance piece

magazine feed-piece opening

firing pin piece of a rifle

fitting cheek piece

guard side piece