英文關鍵字
masonry
device
machine
house
cut
undercutting
insulating
building
against
moisture
professional
work
waterproofing
cutting
diamond
rope
brick
wall
chainsaw
activity
mason
builder
construction
concrete
tiles
equipment
technology
village
city
object
dangerous
movement
place
czech
republic
europe
european
union
plaster
sand
material
technical
solution
entrance
wood
windows
facade
industry
demanding
old