機器
adjusting
alder
bass guitar
bass guitar pickup
chrome
chrome hardware
close up
concept
concrete breaker
engineering
equipment
fixing
gears
guitar pickup
industrial
industry
intonation
luthier
maintenance
maple
metal
metal plate
miniature
miniature workers
model
musical instrument
pickup adjustment
ratio
repairing
repairman
screw
service
single guitar pickup
small
steel
string tension
system
technology
tool
wood
worker