英文關鍵字
absorbing
appliance
big
bio
bolt
brewery
building
capacity
construction
device
digester
ecology
equipment
factory
faucet
filter
generator
indoor
industrial
industry
interior
machine
manufacture
many
metal
mill
natural
part
pipe
pipeline
plant
production
pump
purification
purified
section
sensor
set
sewage
special
step
storage
store
tank
technical
treatment
tube
utility
water