英文關鍵字
chemical
factory
production
workshop
industrial
technology
equipment
manufacturing
chemistry
engineering
system
process
plant
tank
pipeline
full
cycle
fertilizer
material
service
stainless
reservoir
product
pipe
multicomponent
reaction
improvement
metal
refinery
exhaust
install
distillation
machine
power
tube
pressure
fuel
medical
pharmaceutical
pump
science
complex
barrel
treatment