機器
background
black
chrome
circle
closeup
coil
construction
detail
engineering
equipment
facility
flexible
industrial
industry
iron
isolated
machinery
mainspring
many
mechanical
metal
metallic
nobody
object
part
pasteurization
pasteurized
perspective
pipe
pipeline
plastic
plate
plumbing
pressure
set
shiny
silver
spiral
spring
springy
stainless
steel
technology
temperature
tube
tubing
twist
white
wire