英文關鍵字
assembly
automated
cnc
connection
detail
engine
engineering
engines
equipment
factory
gear
gearbox
gearboxes
gearmotor
gearmotors
hands
industrial
industry
machine
machinery
mechanical
mechanics
mechanism
mechanisms
metal
metallic
modern
motor
motors
movement
part
power
press
pressure
production
rivet
robotic
steel
technolog
tool
transmission
worker