機器
abstract
armed
armor
armored
armoring
armour
army
attack
backdrop
background
battle
board
camouflage
cannon
copyspace
defense
design
frame
green
grunge
gun
heavy
industrial
industry
iron
metal
metallic
military
old
paint
panzer
part
pattern
plate
plating
protection
rivet
rough
russia
rust
sheet
steel
surface
tank
texture
vehicle
wall
war
weapon