英文關鍵字
automated
automatic
automation
belt
business
chemical
chemistry
closeup
company
conveyor
drug
engineering
equipment
factory
health
healthy
industrial
industry
lab
laboratory
line
machine
machinery
manufacture
manufacturing
medical
medicine
metal
moving
pharmaceutical
pharmaceutics
pharmacy
pill
plant
power
process
produce
production
steel
tablet
technology
tool
white
work
working