英文關鍵字
pavement
construction
concreting
concrete
pouring
cement
industry
contractor
equipment
industrial
truck
mixer
worker
pour
builder
work
mixing
job
wet
material
gravel
building
foundation
tool
mortar
house
street
development
deliver
formwork
英文關鍵字
pavement
construction
concreting
concrete
pouring
cement
industry
contractor
equipment
industrial
truck
mixer
worker
pour
builder
work
mixing
job
wet
material
gravel
building
foundation
tool
mortar
house
street
development
deliver
formwork